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31. 发明授权

US07874649B2 Piezoelectric element, ink jet head and producing method for piezoelectric element 有权
标题翻译：压电元件，喷墨头和压电元件的制造方法
公开(公告)号：US07874649B2
公开(公告)日：2011-01-25
申请号：US11774145
申请日：2007-07-06
申请人： Takanori Matsuda , Toshihiro Ifuku , Kenichi Takeda , Katsumi Aoki
发明人： Takanori Matsuda , Toshihiro Ifuku , Kenichi Takeda , Katsumi Aoki
IPC分类号： B41J2/045
CPC分类号： B41J2/14233 , B41J2/161 , B41J2/1628 , B41J2/1629 , B41J2/1642 , B41J2/1646 , H01L41/0815 , H01L41/0973 , H01L41/1876 , H01L41/316
摘要： A piezoelectric element comprises a piezoelectric film disposed on a substrate and a pair of electrodes disposed in contact with the piezoelectric film and utilizing a bending mode. The piezoelectric film includes domains constituted of a tetragonal crystal and including an a-domain which is formed by a crystal having a (100) plane parallel to the film surface of the piezoelectric film, the a-domains include an A-domain having a normal axis of (001) plane substantially parallel to a principal bending direction of the piezoelectric film and a B-domain having a normal axis of (001) plane substantially perpendicular to the principal bending direction of the piezoelectric film, and the A-domains have a volume proportion larger than 50 vol % with respect to the sum of the volume of the A-domains and the volume of the B-domains.
摘要翻译：压电元件包括设置在基板上的压电膜和与压电膜接触设置并利用弯曲模式的一对电极。该压电薄膜包括由四方晶体构成的并由具有与压电薄膜的膜表面平行的（100）面的晶体形成的a畴的a畴，a畴包括具有正常基本上平行于压电薄膜的主弯曲方向的（001）面的轴线和与压电薄膜的主弯曲方向垂直的法线轴（001）面的B域，A畴具有体积比例大于50体积％，相对于A结构域的体积和B结构域的体积的总和。

32. 发明授权

US07874648B2 Manufacturing method for piezoelectric body, piezoelectric element, and liquid discharge head 有权
标题翻译：压电体，压电元件和排液头的制造方法
公开(公告)号：US07874648B2
公开(公告)日：2011-01-25
申请号：US11773009
申请日：2007-07-03
申请人： Takanori Matsuda , Kenichi Takeda , Katsumi Aoki , Toshihiro Ifuku
发明人： Takanori Matsuda , Kenichi Takeda , Katsumi Aoki , Toshihiro Ifuku
IPC分类号： B41J2/045 , H04R17/00
CPC分类号： B41J2/14233 , B41J2/161 , B41J2/1634 , B41J2/1642 , B41J2/1646 , H01L41/0973 , H01L41/1876 , H01L41/314 , Y10T29/42
摘要： A method of manufacturing a piezoelectric body, formed from a film made of an ABO3 perovskite oxide crystal epitaxially grown on a substrate, includes forming a film containing an AOx crystal by using an oxide containing an A element and a B element by heating the substrate to a temperature which is equal to or higher than a temperature at which the AOx crystal is formed, and which is lower than a temperature at which the ABO3 perovskite oxide crystal is formed and changing the film containing the AOx crystal into a film made of the ABO3 perovskite oxide crystal by heating the substrate to a temperature which exceeds a temperature at which the AOx crystal can be present, and which is equal to or higher than a temperature at which the ABO3 perovskite oxide crystal is formed.
摘要翻译：由在基板外延生长的由ABO 3钙钛矿型氧化物晶体构成的膜形成的压电体的制造方法包括通过使用含有A元素和B元素的氧化物将基板加热而形成含有AOx晶体的膜，该温度等于或高于形成AOx晶体的温度，并且低于形成ABO 3钙钛矿氧化物晶体的温度，并将含有AOx晶体的膜改变为由ABO 3制成的膜通过将基板加热到超过可能存在AO x的温度的温度，并且等于或高于形成ABO 3钙钛矿氧化物晶体的温度的钙钛矿氧化物晶体。

33. 发明授权

US07517063B2 Piezoelectric element 有权
标题翻译：压电元件
公开(公告)号：US07517063B2
公开(公告)日：2009-04-14
申请号：US11491027
申请日：2006-07-24
申请人： Toshihiro Ifuku , Kenichi Takeda , Tetsuro Fukui , Katsumi Aoki , Takanori Matsuda , Masaru Shimizu
发明人： Toshihiro Ifuku , Kenichi Takeda , Tetsuro Fukui , Katsumi Aoki , Takanori Matsuda , Masaru Shimizu
IPC分类号： B41J2/045
CPC分类号： H01L41/41 , B41J2/14233 , B41J2202/03 , H01L41/0805 , H01L41/0973 , H01L41/1875 , H01L41/1876 , H01L41/316
摘要： A piezoelectric element including an upper electrode, a piezoelectric and/or electrostrictive material and a lower electrode, characterized in that the piezoelectric and/or electrostrictive material is a composite oxide constituted by ABO3 as general formula and the piezoelectric and/or electrostrictive material has a twin crystal.
摘要翻译：一种包括上电极，压电和/或电致伸缩材料和下电极的压电元件，其特征在于压电和/或电致伸缩材料是由通式ABO 3构成的复合氧化物，压电和/或电致伸缩材料具有双晶。

34. 发明申请

US20080012910A1 PIEZOELECTRIC ELEMENT, INK JET HEAD AND PRODUCING METHOD FOR PIEZOELECTRIC ELEMENT 有权
标题翻译：压电元件，喷墨头和压电元件的生产方法
公开(公告)号：US20080012910A1
公开(公告)日：2008-01-17
申请号：US11774145
申请日：2007-07-06
申请人： Takanori MATSUDA , Toshihiro Ifuku , Kenichi Takeda , Katsumi Aoki
发明人： Takanori MATSUDA , Toshihiro Ifuku , Kenichi Takeda , Katsumi Aoki
IPC分类号： B41J2/045 , B05D5/12 , H01L41/09
CPC分类号： B41J2/14233 , B41J2/161 , B41J2/1628 , B41J2/1629 , B41J2/1642 , B41J2/1646 , H01L41/0815 , H01L41/0973 , H01L41/1876 , H01L41/316
摘要： A piezoelectric element comprises a piezoelectric film disposed on a substrate and a pair of electrodes disposed in contact with the piezoelectric film and utilizing a bending mode. The piezoelectric film includes domains constituted of a tetragonal crystal and including an a-domain which is formed by a crystal having a (100) plane parallel to the film surface of the piezoelectric film, the a-domains include an A-domain having a normal axis of (001) plane substantially parallel to a principal bending direction of the piezoelectric film and a B-domain having a normal axis of (001) plane substantially perpendicular to the principal bending direction of the piezoelectric film, and the A-domains have a volume proportion larger than 50 vol % with respect to the sum of the volume of the A-domains and the volume of the B-domains.
摘要翻译：压电元件包括设置在基板上的压电膜和与压电膜接触设置并利用弯曲模式的一对电极。该压电薄膜包括由四方晶体构成的并由具有与压电薄膜的膜表面平行的（100）面的晶体形成的a畴的a畴，A畴包括具有正常的基本上平行于压电薄膜的主弯曲方向的（001）面的轴线和与压电薄膜的主弯曲方向垂直的法线轴（001）面的B域，A畴具有体积比例大于50体积％，相对于A结构域的体积和B结构域的体积的总和。

35. 发明申请

US20070090728A1 PIEZOELECTRIC SUBSTANCE, PIEZOELECTRIC SUBSTANCE ELEMENT, LIQUID DISCHARGE HEAD, LIQUID DISCHARGE DEVICE AND METHOD FOR PRODUCING PIEZOELECTRIC SUBSTANCE 有权
标题翻译：压电体，压电体元件，液体放电头，液体放电装置及其制造方法
公开(公告)号：US20070090728A1
公开(公告)日：2007-04-26
申请号：US11464116
申请日：2006-08-11
申请人： Takanori Matsuda , Katsumi Aoki , Toshihiro Ifuku
发明人： Takanori Matsuda , Katsumi Aoki , Toshihiro Ifuku
IPC分类号： H01L41/187
CPC分类号： H01L41/316 , B41J2/14233 , B41J2202/03 , H01L41/0805 , H01L41/0973 , H01L41/1875
摘要： A piezoelectric substance has a multi-layer structure consisting of single crystal layers or uniaxial crystal layers of a perovskite oxide expressed by the general formula of ABO3 in which a main component at the site (A) is Pb, and a main component at the site (B) includes at least three elements selected from the group consisting of Mg, Zn, Sc, In, Yb, Ni, Nb, Ti and Ta, wherein the multi-layer structure comprises: a first layer crystal phase having any crystal structure selected from the group consisting of tetragonal, rhombohedral, pseudocubis, orthorhombic and monoclinic crystals; a second layer crystal phase having a different crystal structure from the crystal structure of the first crystal phase; and a boundary layer between the first crystal phase and the second crystal phase, and having a crystal structure gradually changing in a thickness direction of the layer.
摘要翻译：压电材料具有由单晶层或由通式ABO 3表示的钙钛矿氧化物的单轴晶体层构成的多层结构，其中（A）的主要成分为Pb （B）中的主要成分包含选自Mg，Zn，Sc，In，Yb，Ni，Nb，Ti和Ta中的至少3种元素，其中所述多层结构包括：第一具有选自四方晶系，菱方晶，假立方晶，斜方晶和单斜晶体的晶体结构; 具有与第一结晶相的晶体结构不同的晶体结构的第二层结晶相; 以及第一结晶相和第二结晶相之间的边界层，并且具有在层的厚度方向上逐渐变化的晶体结构。

36. 发明申请

US20110268965A1 PIEZOELECTRIC MATERIAL 有权
标题翻译：压电材料
公开(公告)号：US20110268965A1
公开(公告)日：2011-11-03
申请号：US13142602
申请日：2010-01-01
申请人： Makoto Kubota , Toshihiro Ifuku , Hiroshi Funakubo , Keisuke Yazawa , Hiroshi Uchida , Takashi Iijima , Bong-yeon Lee
发明人： Makoto Kubota , Toshihiro Ifuku , Hiroshi Funakubo , Keisuke Yazawa , Hiroshi Uchida , Takashi Iijima , Bong-yeon Lee
IPC分类号： C04B35/46 , B32B18/00
CPC分类号： C04B35/111 , C04B35/01 , C04B2235/3217 , C04B2235/3225 , C04B2235/3232 , C04B2235/3262 , C04B2235/327 , C04B2235/3284 , C04B2235/3298 , H01L41/1878 , H01L41/316 , Y10S428/938 , Y10T428/265
摘要： Provided is a piezoelectric material having a high Curie temperature and satisfactory piezoelectric characteristics, the piezoelectric material being represented by the following general formula (1): A(ZnxTi(1-x))yM(1-y)O3 (1) where A represents a Bi element, M represents at least one element selected from Fe, Al, Sc, Mn, Y, Ga, and Yb; x represents a numerical value of 0.4≦x≦0.6; and y represents a numerical value of 0.17≦y≦0.60.
摘要翻译：提供具有高居里温度和令人满意的压电特性的压电材料，压电材料由以下通式（1）表示：A（Zn x Ti（1-x））yM（1-y）O 3（1）其中A 表示Bi元素，M表示选自Fe，Al，Sc，Mn，Y，Ga和Yb中的至少一种元素; x表示数值0.4＆nlE; x＆nlE; 0.6; y表示数值为0.17＆nlE; y＆nlE; 0.60。

37. 发明授权

US08034250B2 Piezoelectric material 有权
标题翻译：压电材料
公开(公告)号：US08034250B2
公开(公告)日：2011-10-11
申请号：US12922824
申请日：2009-03-18
申请人： Jumpei Hayashi , Zuyi Zhang , Toshihiro Ifuku , Satoshi Wada , Keisuke Yamato , Nobuhiro Kumada , Masaki Azuma , Hiroshi Funakubo , Takashi Iijima , Soichiro Okamura
发明人： Jumpei Hayashi , Zuyi Zhang , Toshihiro Ifuku , Satoshi Wada , Keisuke Yamato , Nobuhiro Kumada , Masaki Azuma , Hiroshi Funakubo , Takashi Iijima , Soichiro Okamura
IPC分类号： C04B35/00 , C04B35/495
CPC分类号： H01L41/187 , C01G23/003 , C01G23/006 , C01G29/00 , C01P2002/34 , C01P2002/76 , C01P2004/20 , C01P2004/61 , C01P2004/62 , C01P2006/42 , C04B35/462 , C04B35/4682 , C04B35/475 , C04B35/499 , C04B35/547 , C04B2235/3206 , C04B2235/3215 , C04B2235/3224 , C04B2235/3227 , C04B2235/3255 , C04B2235/3284 , C04B2235/3298
摘要： Provided is a piezoelectric material including a lead-free perovskite-type composite oxide which is excellent in piezoelectric characteristics and temperature characteristics and is represented by the general formula (1): xABO3-yA′BO3-zA″B′O3 in which A is a Bi element; A′ is a rare earth element including La; B is at least one element selected from Ti, Zn, Sn and Zr; A″ is at least one element selected from Ba, Sr and Ca; B′ is at least one element selected from divalent, trivalent, pentavalent, tetravalent, and hexavalent elements; and x is a value of 0.10 or more and 0.95 or less, y is a value of 0 or more and 0.5 or less, and z is a value of 0 or more and 0.7 or less, provided that x+y+z=1.
摘要翻译：提供一种压电材料，其包括压电特性和温度特性优异的无铅钙钛矿型复合氧化物，并由通式（1）表示：XABO3-yA'BO3-zA“B'O3，其中A为铋元素 A'是包括La的稀土元素; B是选自Ti，Zn，Sn和Zr中的至少一种元素; A“是选自Ba，Sr和Ca中的至少一种元素; B'是选自二价，三价，五价，四价和六价元素中的至少一种元素; x为0.10以上且0.95以下的值，y为0以上且0.5以下的范围，z为0以上且0.7以下的值，但x + y + z = 1 。

38. 发明授权

US08529785B2 Metal oxide 有权
标题翻译：金属氧化物
公开(公告)号：US08529785B2
公开(公告)日：2013-09-10
申请号：US12508968
申请日：2009-07-24
申请人： Makoto Kubota , Kaoru Miura , Toshihiro Ifuku , Jumpei Hayashi , Masaki Azuma , Olga Alexandrovna Smirnova , Hiroshi Funakubo , Hiroshi Uchida , Nobuhiro Kumada , Satoshi Wada , Takashi Iijima , Soichiro Okamura
发明人： Makoto Kubota , Kaoru Miura , Toshihiro Ifuku , Jumpei Hayashi , Masaki Azuma , Olga Alexandrovna Smirnova , Hiroshi Funakubo , Hiroshi Uchida , Nobuhiro Kumada , Satoshi Wada , Takashi Iijima , Soichiro Okamura
IPC分类号： C04B35/495 , C04B35/00 , H01L41/18 , H01L41/187
CPC分类号： H01L41/1878 , C04B35/2658 , C04B35/44 , C04B35/475 , C04B35/645 , C04B2235/3217 , C04B2235/3227 , C04B2235/3232 , C04B2235/3262 , C04B2235/3272 , C04B2235/3284 , C04B2235/3298 , C04B2235/441 , C04B2235/449 , C04B2235/76 , C04B2235/765 , C04B2235/768 , H01L41/318 , Y10T428/265
摘要： Provided is a piezoelectric material excellent in piezoelectricity. The piezoelectric material includes a perovskite-type complex oxide represented by the following General Formula (1). A(ZnxTi(1-x))yM(1-y)O3 (1) wherein A represents at least one kind of element containing at least a Bi element and selected from a trivalent metal element; M represents at least one kind of element of Fe, Al, Sc, Mn, Y, Ga, and Yb; x represents a numerical value satisfying 0.4≦x≦0.6; and y represents a numerical value satisfying 0.1≦y≦0.9.
摘要翻译：提供压电性优异的压电材料。压电材料包括由以下通式（1）表示的钙钛矿型复合氧化物。 A（Zn x Ti（1-x））yM（1-y）O 3（1）其中A表示至少一种至少含有Bi元素并选自三价金属元素的元素; M表示Fe，Al，Sc，Mn，Y，Ga和Yb中的至少一种元素; x表示满足0.4 @ x @ 0.6的数值; y表示满足0.1≤y≤0.9的数值。

39. 发明申请

US20050213020A1 Dielectric member, piezoelectric member, ink jet head, ink jet recording apparatus and producing method for ink jet recording apparatus 有权
标题翻译：电介质构件，压电构件，喷墨头，喷墨记录装置和喷墨记录装置的制造方法
公开(公告)号：US20050213020A1
公开(公告)日：2005-09-29
申请号：US11085091
申请日：2005-03-22
申请人： Kenichi Takeda , Toshihiro Ifuku , Tetsuro Fukui , Hiroshi Funakubo , Shoji Okamoto
发明人： Kenichi Takeda , Toshihiro Ifuku , Tetsuro Fukui , Hiroshi Funakubo , Shoji Okamoto
IPC分类号： B41J2/16 , B41J2/045 , B41J2/055 , B41J2/135 , B41J2/14 , B41J2/145 , H01L21/02 , H01L41/047 , H01L41/08 , H01L41/09 , H01L41/18 , H01L41/187 , H01L41/22 , H01L41/29 , H01L41/316 , H01L41/319 , C09K19/02
CPC分类号： H01L41/0478 , H01L41/0973 , H01L41/1876 , H01L41/29 , H01L41/316
摘要： A dielectric member including, on a substrate, a lower electrode, an oriented dielectric layer, and an upper electrode, in which at least either of the electrodes has an at least two-layered structure constituted of perovskite type oxide conductive layers, and has an orientation.
摘要翻译：一种电介质构件，在基板上包括下电极，取向介质层和上电极，其中至少任一个电极具有由钙钛矿型氧化物导电层构成的至少两层结构，并且具有方向。

40. 发明授权

US08480918B2 Piezoelectric material 有权
标题翻译：压电材料
公开(公告)号：US08480918B2
公开(公告)日：2013-07-09
申请号：US12135980
申请日：2008-06-09
申请人： Kaoru Miura , Toshihiro Ifuku , Kenichi Takeda , Tetsuro Fukui , Hiroshi Funakubo
发明人： Kaoru Miura , Toshihiro Ifuku , Kenichi Takeda , Tetsuro Fukui , Hiroshi Funakubo
IPC分类号： B06B1/06
CPC分类号： H01L41/1871 , H01L41/43
摘要： The present invention provides a piezoelectric material which can be applied even to the MEMS technique, exhibits satisfactory piezoelectricity even at high ambient temperatures and is environmentally clean, namely, a piezoelectric material including an oxide obtained by forming a solid solution composed of two perovskite oxides A(1)B(1)O3 and A(2)B(2)O3 different from each other in crystalline phase, the oxide being represented by the following general formula (1): X{A(1)B(1)O3}−(1−X){A(2)B(2)O3} (1) wherein “A(1)” and “A(2)” are each an element including an alkali earth metal and may be the same or different from each other; “B(1)” and “B(2)” each include two or more metal elements, and either one of “B(1)” and “B(2)” contains Cu in a content of 3 atm % or more; and “X” satisfies the relation 0
摘要翻译：本发明提供一种甚至可以应用于MEMS技术的压电材料，即使在高环境温度下也表现出令人满意的压电性，并且是环境清洁的，即包括通过形成由两种钙钛矿氧化物A形成的固溶体获得的氧化物的压电材料（1）B（1）O 3和A（2）B（2）O 3在结晶相中彼此不同，氧化物由以下通式（1）表示：X {A（1）B（1）O 3 } - （1-X）{A（2）B（2）O3}（1）其中“A（1）”和“A（2）”分别是包含碱土金属的元素，彼此不同; “B（1）”和“B（2）”各自包含两个或更多个金属元素，“B（1）”和“B（2）”中的任一个含有3atm％以上的Cu; 和“X”满足0

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