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1. 发明申请

US20080012908A1 PIEZOELECTRIC ELEMENT, MANUFACTURING METHOD FOR PIEZOELECTRIC BODY, AND LIQUID JET HEAD 有权
标题翻译：压电元件，压电体的制造方法和液体喷射头
公开(公告)号：US20080012908A1
公开(公告)日：2008-01-17
申请号：US11769091
申请日：2007-06-27
申请人： KENICHI TAKEDA , Katsumi Aoki , Toshihiro Ifuku , Takanori Matsuda , Tetsuro Fukui
发明人： KENICHI TAKEDA , Katsumi Aoki , Toshihiro Ifuku , Takanori Matsuda , Tetsuro Fukui
IPC分类号： H01L41/187 , B41J2/045 , H01L41/24 , C01G23/00
CPC分类号： H01L41/1876 , H01L41/319 , Y10T29/42
摘要： A piezoelectric element comprises a piezoelectric body including a film made of an ABO3 perovskite oxide crystal epitaxially grown above a substrate, and a pair of electrode layers provided to the piezoelectric body, wherein the piezoelectric body has a porous region on a side opposite to a side of the substrate.
摘要翻译：压电元件包括压电体，该压电体包括在基板上外延生长的由ABO 3钙钛矿氧化物晶体构成的膜和设置在压电体上的一对电极层，其中，压电体具有多孔区域与衬底的一侧相对的一侧。

2. 发明授权

US08142678B2 Perovskite type oxide material, piezoelectric element, liquid discharge head and liquid discharge apparatus using the same, and method of producing perovskite type oxide material 有权
标题翻译：钙钛矿型氧化物材料，压电元件，液体排出头和使用其的液体排出装置以及生产钙钛矿型氧化物材料的方法
公开(公告)号：US08142678B2
公开(公告)日：2012-03-27
申请号：US11499722
申请日：2006-08-07
申请人： Takanori Matsuda , Katsumi Aoki , Toshihiro Ifuku , Kenichi Takeda , Tetsuro Fukui , Hiroshi Funakubo , Shintaro Yokoyama
发明人： Takanori Matsuda , Katsumi Aoki , Toshihiro Ifuku , Kenichi Takeda , Tetsuro Fukui , Hiroshi Funakubo , Shintaro Yokoyama
IPC分类号： C04B35/00
CPC分类号： C04B35/499 , C04B35/472 , C04B2235/3206 , C04B2235/3208 , C04B2235/3213 , C04B2235/3215 , C04B2235/3224 , C04B2235/3227 , C04B2235/3234 , C04B2235/3251 , C04B2235/3258 , C04B2235/3272 , C04B2235/3275 , C04B2235/3279 , C04B2235/3284 , C04B2235/3286 , C04B2235/3293 , C04B2235/3294 , C04B2235/3298 , C04B2235/76 , C04B2235/762 , C04B2235/765 , C04B2235/768 , C04B2235/787 , C04B2235/79 , H01L41/0973 , H01L41/1875 , H01L41/316
摘要： A perovskite type oxide of a single crystal structure or a uniaxial-oriented crystal structure is represented by ABO3. Site A includes Pb as a main component and site B includes a plurality of elements. The perovskite type oxide includes a plurality of crystal phases selected from the group consisting of tetragonal, rhombohedral, orthorhombic, cubic, pseudo-cubic and monoclinic systems and the plurality of crystal phases are oriented in the direction of .
摘要翻译：由ABO3表示单晶结构或单轴取向晶体结构的钙钛矿型氧化物。场地A包括Pb作为主要成分，场地B包括多个元素。钙钛矿型氧化物包括选自四方晶系，菱方晶，斜方晶，立方晶，假立方晶系和单斜晶系的多个结晶相，多个结晶相朝<100>方向取向。

3. 发明授权

US07999441B2 Piezoelectric actuator and liquid discharge head using the same 有权
标题翻译：压电致动器和排液头使用相同
公开(公告)号：US07999441B2
公开(公告)日：2011-08-16
申请号：US12237933
申请日：2008-09-25
申请人： Katsumi Aoki , Kenichi Takeda , Toshihiro Ifuku , Takanori Matsuda , Tetsuro Fukui
发明人： Katsumi Aoki , Kenichi Takeda , Toshihiro Ifuku , Takanori Matsuda , Tetsuro Fukui
IPC分类号： H01L41/04
CPC分类号： B41J2/14233 , B41J2202/03 , H01L41/0478 , H01L41/0973 , H01L41/1875 , H01L41/316 , H01L41/319
摘要： The piezoelectric actuator includes a piezoelectric film between two electrode layers and a diaphragm. Assuming that: each elastic coefficient of all materials is isotropic and a distortion amount of the piezoelectric film by an electric field is isotropic in all in-plane directions; a point located on a diaphragm surface and having a maximum displacement when a predetermined electric field is applied to distort the piezoelectric film, is expressed by PδMAX; and a point located on a circumference of a reference-circle having PδMAX as a center and having a minimum difference in displacement from PδMAX is expressed by PδA, the diaphragm has a shape capable of determining an axis A1 set in a straight-line joining PδMAX and PδA, the diaphragm comprises a single-crystalline-material in which a plane orthogonal to A1 and perpendicular to an axis A2 on the diaphragm surface, is a {110}-plane, and the piezoelectric film is a {100}-single-orientation film.
摘要翻译：压电致动器包括在两个电极层和隔膜之间的压电膜。假设：所有材料的每个弹性系数是各向同性的，并且通过电场的压电膜的失真量在所有面内方向都是各向同性的; 当施加预定电场以使压电膜失真时，位于膜片表面上并具有最大位移的点由PδMAX表示; 以PδMAX为中心并且具有与PδMAX的位移的最小差异的基准圆的圆周上的点由PδA表示，所述隔膜具有能够确定在直线接合PδMAX中设定的轴A1的形状和PδA，所述隔膜包括其中与A1正交并垂直于所述膜表面上的轴线A2的平面为{110}面的单晶材料，并且所述压电膜为{100} - 单晶材料，定向电影。

4. 发明申请

US20090091215A1 PIEZOELECTRIC ACTUATOR AND LIQUID DISCHARGE HEAD USING THE SAME 有权
标题翻译：压电致动器和使用其的液体排出头
公开(公告)号：US20090091215A1
公开(公告)日：2009-04-09
申请号：US12237933
申请日：2008-09-25
申请人： Katsumi Aoki , Kenichi Takeda , Toshihiro Ifuku , Takanori Matsuda , Tetsuro Fukui
发明人： Katsumi Aoki , Kenichi Takeda , Toshihiro Ifuku , Takanori Matsuda , Tetsuro Fukui
IPC分类号： H01L41/00
CPC分类号： B41J2/14233 , B41J2202/03 , H01L41/0478 , H01L41/0973 , H01L41/1875 , H01L41/316 , H01L41/319
摘要： The piezoelectric actuator includes a piezoelectric film between two electrode layers and a diaphragm. Assuming that: each elastic coefficient of all materials is isotropic and a distortion amount of the piezoelectric film by an electric field is isotropic in all in-plane directions; a point located on a diaphragm surface and having a maximum displacement when a predetermined electric field is applied to distort the piezoelectric film, is expressed by PδMAX; and a point located on a circumference of a reference-circle having PδMAX as a center and having a minimum difference in displacement from PδMAX is expressed by PδA, the diaphragm has a shape capable of determining an axis A1 set in a straight-line joining PδMAX and PδA, the diaphragm comprises a single-crystalline-material in which a plane orthogonal to A1 and perpendicular to an axis A2 on the diaphragm surface, is a {110}-plane, and the piezoelectric film is a {100}-single-orientation film.
摘要翻译：压电致动器包括在两个电极层和隔膜之间的压电膜。假设：所有材料的每个弹性系数是各向同性的，并且通过电场的压电膜的失真量在所有面内方向都是各向同性的; 位于膜片表面上并且当施加预定电场以使压电膜失真时具有最大位移的点由PdeltaMAX表示; 并且位于具有PdeltaMAX作为中心并且具有与PdeltaMAX的位移的最小差异的参考圆的圆周上的点由PdeltaA表示，所述隔膜具有能够确定在连接PdeltaMAX的直线中设置的轴A1的形状和PdeltaA，隔膜包括其中与A1正交并垂直于膜片表面上的轴线A2的平面为{110}面的单晶材料，并且压电膜为{100} - 单晶材料，定向电影。

5. 发明申请

US20070215715A1 PIEZOELECTRIC SUBSTANCE ELEMENT, LIQUID DISCHARGE HEAD UTILIZING THE SAME AND OPTICAL ELEMENT 有权
标题翻译：压电元件，液体放电头，使用它们和光学元件
公开(公告)号：US20070215715A1
公开(公告)日：2007-09-20
申请号：US11683100
申请日：2007-03-07
申请人： Tetsuro Fukui , Kenichi Takeda , Katsumi Aoki , Toshihiro Ifuku , Takanori Matsuda , Hiroshi Funakubo , Shintaro Yokoyama , Takashi Katoda , Ken Nishida
发明人： Tetsuro Fukui , Kenichi Takeda , Katsumi Aoki , Toshihiro Ifuku , Takanori Matsuda , Hiroshi Funakubo , Shintaro Yokoyama , Takashi Katoda , Ken Nishida
IPC分类号： B05B1/08
CPC分类号： B41J2/14233 , B41J2202/03 , H01L41/1876
摘要： The invention is to provide an optical element satisfactory in transparency and characteristics as an optical modulation element, and a piezoelectric substance element satisfactory in precision and reproducibility as a fine element such as MEMS. The piezoelectric substance element includes, on a substrate, at least a first electrode, a piezoelectric substance film and a second electrode; wherein the piezoelectric substance film does not contain a layer-structured boundary plane; the crystal phase constituting the piezoelectric substance film comprises at least two of a tetragonal, a rhombohedral, a pseudocubic, an orthorhombic and a monoclinic; and the piezoelectric substance film includes, in a portion in which a change in the composition is within a range of ±2%, a portion where a proportion of the different crystal phases changes gradually in a thickness direction of the film.
摘要翻译：本发明提供一种作为光调制元件的透明性和特性令人满意的光学元件，以及作为微细元件如MEMS的精度和再现性良好的压电体元件。压电体元件在基板上至少包括第一电极，压电体膜和第二电极; 其中所述压电物质膜不包含层结构的边界面; 构成压电体膜的晶相包含四方晶，菱方，假立方，斜方晶和单斜晶中的至少两种; 并且压电体膜在组成的变化范围为±2％的范围内包括不同结晶相的比例在膜的厚度方向上逐渐变化的部分。

6. 发明授权

US07144101B2 Piezoelectric element 有权
公开(公告)号：US07144101B2
公开(公告)日：2006-12-05
申请号：US10532020
申请日：2004-01-30
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.

7. 发明申请

US20060256167A1 Piezoelectric element 有权
标题翻译：压电元件
公开(公告)号：US20060256167A1
公开(公告)日：2006-11-16
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。

8. 发明授权

US07984977B2 Piezoelectric element, manufacturing method for piezoelectric body, and liquid jet head 有权
标题翻译：压电元件，压电体制造方法和液体喷头
公开(公告)号：US07984977B2
公开(公告)日：2011-07-26
申请号：US11769091
申请日：2007-06-27
申请人： Kenichi Takeda , Katsumi Aoki , Toshihiro Ifuku , Takanori Matsuda , Tetsuro Fukui
发明人： Kenichi Takeda , Katsumi Aoki , Toshihiro Ifuku , Takanori Matsuda , Tetsuro Fukui
IPC分类号： B41J2/045
CPC分类号： H01L41/1876 , H01L41/319 , Y10T29/42
摘要： A piezoelectric element comprises a piezoelectric body including a film made of an ABO3 perovskite oxide crystal epitaxially grown above a substrate, and a pair of electrode layers provided to the piezoelectric body, wherein the piezoelectric body has a porous region on a side opposite to a side of the substrate.
摘要翻译：压电元件包括压电体，该压电体包括在基板上外延生长的由ABO3钙钛矿氧化物晶体构成的膜和设置在压电体上的一对电极层，其中，压电体在与侧面相反的一侧具有多孔区域的基底。

9. 发明授权

US07759845B2 Piezoelectric substance element, liquid discharge head utilizing the same and optical element 有权
标题翻译：压电体元件，利用其的液体排出头和光学元件
公开(公告)号：US07759845B2
公开(公告)日：2010-07-20
申请号：US11683100
申请日：2007-03-07
申请人： Tetsuro Fukui , Kenichi Takeda , Katsumi Aoki , Toshihiro Ifuku , Takanori Matsuda , Hiroshi Funakubo , Shintaro Yokoyama , Takashi Katoda , Ken Nishida
发明人： Tetsuro Fukui , Kenichi Takeda , Katsumi Aoki , Toshihiro Ifuku , Takanori Matsuda , Hiroshi Funakubo , Shintaro Yokoyama , Takashi Katoda , Ken Nishida
IPC分类号： H01L41/08
CPC分类号： B41J2/14233 , B41J2202/03 , H01L41/1876
摘要： An optical element satisfactory in transparency and characteristics as an optical modulation element, and a piezoelectric substance element satisfactory in precision and reproducibility as a fine element such as MEMS can be provided. The piezoelectric substance element includes, on a substrate, at least a first electrode, a piezoelectric substance film and a second electrode. The piezoelectric substance film does not contain a layer-structured boundary plane; the crystal phase constituting the piezoelectric substance film comprises at least two of a tetragonal, a rhombohedral, a pseudocubic, an orthorhombic and a monoclinic; and the piezoelectric substance film includes, in a portion in which a change in the composition is within a range of ±2%, a portion where a proportion of the different crystal phases changes gradually in a thickness direction of the film.
摘要翻译：可以提供作为光调制元件的透明度和特性令人满意的光学元件，以及作为微细元件如MEMS的精度和再现性良好的压电体元件。压电体元件在基板上至少包括第一电极，压电体膜和第二电极。压电体膜不含有层结构的边界面; 构成压电体膜的晶相包含四方晶，菱方，假立方，斜方晶和单斜晶中的至少两种; 并且压电体膜在组成的变化范围为±2％的范围内包括不同结晶相的比例在膜的厚度方向上逐渐变化的部分。

10. 发明申请

US20070060467A1 Perovskite type oxide material, piezoelectric element, liquid discharge head and liquid discharge apparatus using the same, and method of producing perovskite type oxide material 有权
标题翻译：钙钛矿型氧化物材料，压电元件，液体排出头和使用其的液体排出装置以及生产钙钛矿型氧化物材料的方法
公开(公告)号：US20070060467A1
公开(公告)日：2007-03-15
申请号：US11499722
申请日：2006-08-07
申请人： Takanori Matsuda , Katsumi Aoki , Toshihiro Ifuku , Kenichi Takeda , Tetsuro Fukui , Hiroshi Funakubo , Shintaro Yokoyama
发明人： Takanori Matsuda , Katsumi Aoki , Toshihiro Ifuku , Kenichi Takeda , Tetsuro Fukui , Hiroshi Funakubo , Shintaro Yokoyama
IPC分类号： C04B35/495 , C04B35/00
CPC分类号： C04B35/499 , C04B35/472 , C04B2235/3206 , C04B2235/3208 , C04B2235/3213 , C04B2235/3215 , C04B2235/3224 , C04B2235/3227 , C04B2235/3234 , C04B2235/3251 , C04B2235/3258 , C04B2235/3272 , C04B2235/3275 , C04B2235/3279 , C04B2235/3284 , C04B2235/3286 , C04B2235/3293 , C04B2235/3294 , C04B2235/3298 , C04B2235/76 , C04B2235/762 , C04B2235/765 , C04B2235/768 , C04B2235/787 , C04B2235/79 , H01L41/0973 , H01L41/1875 , H01L41/316
摘要： A perovskite type oxide of a single crystal structure or a uniaxial-oriented crystal structure represented by ABO3 where site A includes Pb as a main component and site B includes a plurality of elements, wherein the perovskite type oxide includes a plurality of crystal phases selected from the group consisting of tetragonal, rhombohedral, orthorhombic, cubic, pseudo-cubic and monoclinic systems and the plurality of crystal phases are oriented in the direction of .
摘要翻译：由ABO 3 3代表的单晶结构的钙钛矿型氧化物或单轴取向晶体结构，其中位置A包括Pb作为主要组分，并且位置B包括多个元素，其中钙钛矿型氧化物包括选自正方晶，菱方，正交，立方，假立方和单斜晶系的多个晶相，并且多个晶相沿<100>的方向取向。

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