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1. 发明申请

US20080204644A1 Liquid crystal display device 审中-公开
标题翻译：液晶显示装置
公开(公告)号：US20080204644A1
公开(公告)日：2008-08-28
申请号：US12004016
申请日：2007-12-20
申请人： Hirofumi Toyama , Kotaro Yasuda , Hajime Nakayama , Nobutaka Fukagawa , Keiichi Taguchi
发明人： Hirofumi Toyama , Kotaro Yasuda , Hajime Nakayama , Nobutaka Fukagawa , Keiichi Taguchi
IPC分类号： G02F1/1335
CPC分类号： G02F1/133634 , G02B5/3083 , G02F2203/64
摘要： A liquid crystal display device comprising first and second polarizing elements of which transmission axes are perpendicular to each other, and, disposed between the polarizing elements, a liquid crystal layer vertically aligned in a black state, and first and second optically anisotropic layer is disclosed. In the liquid crystal display device, the first optically anisotropic layer is a biaxial optically anisotropic layer of which in-plane retardation (Re) and thickness-direction retardation (Rth) are larger at a longer wavelength range within a range of from 400 nm to 700 nm, and the second optically anisotropic layer satisfies 0 nm 10 in which Re(550) is in-plane retardation (Re) at a wavelength of 550 nm and Rth(550) is thickness-direction retardation at the same wavelength.
摘要翻译：一种液晶显示装置，包括透射轴彼此垂直的第一和第二偏振元件，并且设置在偏振元件之间，以黑色状态垂直取向的液晶层，以及第一和第二光学各向异性层。在液晶显示装置中，第一光学各向异性层是在400nm以上的范围内的较长波长范围内面内延迟（Re）和厚度方向延迟（Rth）大的双轴光学各向异性层 700nm，第二光学各向异性层满足Re（550）为面内相位差的0nm Re）波长为550nm，Rth（550）为相同波长的厚度方向延迟。

2. 发明申请

US20080192192A1 Optical film and polarizing plate 审中-公开
标题翻译：光学膜和偏光板
公开(公告)号：US20080192192A1
公开(公告)日：2008-08-14
申请号：US12004017
申请日：2007-12-20
申请人： Hirofumi Toyama , Kotaro Yasuda , Hajime Nakayama , Nobutaka Fukagawa , Akira Ikeda
发明人： Hirofumi Toyama , Kotaro Yasuda , Hajime Nakayama , Nobutaka Fukagawa , Akira Ikeda
IPC分类号： G02F1/1335
CPC分类号： G02F1/133634 , G02B5/305 , G02F1/1393
摘要： A novel biaxial optical film of which in-plane retardation (Re) and thickness-direction retardation (Rth) are larger at a longer wavelength range within a range of from 400 nm to 700 nm, wherein the in-plane retardation thereof at a wavelength of 550 nm, Re(550), satisfies Re(550)>20 nm and the Nz value thereof (Nz=Rth(550)/Re(550)+0.5) satisfies 1.1≦Nz≦5, is disclosed. And a polarizing plate comprising the optical film is also disclosed.
摘要翻译：在400nm至700nm的范围内的较长波长范围内面内延迟（Re）和厚度方向延迟（Rth）较大的新型双轴光学膜，其中波导的面内相位差 550（Re（550））满足Re（550）> 20nm，其Nz值（Nz = Rth（550）/ Re（550）+0.5）满足1.1≤Nz≤5。还公开了一种包括光学膜的偏振片。

3. 发明申请

US20110001908A1 LIQUID-CRYSTAL DISPLAY DEVICE 有权
标题翻译：液晶显示装置
公开(公告)号：US20110001908A1
公开(公告)日：2011-01-06
申请号：US12666450
申请日：2008-06-24
申请人： Nobutaka Fukagawa , Hajime Nakayama , Hirofumi Toyama
发明人： Nobutaka Fukagawa , Hajime Nakayama , Hirofumi Toyama
IPC分类号： G02F1/1335
CPC分类号： G02F1/1393 , G02F1/133634
摘要： A liquid-crystal display device comprising a liquid-crystal cell, a first polarizing element and a second polarizing element disposed on either side of the liquid-crystal cell respectively, a first retardation layer between the first polarizing element and the liquid-crystal cell, and a second retardation layer between the second polarizing element and the liquid-crystal cell, wherein a transmission axis of the first polarizing element is perpendicular to the slow axis of the first retardation layer; and a transmission axis of the second polarizing element is parallel to the slow axis of the second retardation layer; and the first retardation layer and the second retardation layer satisfy the formula (1) 0 nm
摘要翻译：一种液晶显示装置，包括分别设置在液晶单元的两侧的液晶单元，第一偏振元件和第二偏振元件，第一偏振元件和液晶单元之间的第一延迟层，以及第二偏振元件和液晶单元之间的第二延迟层，其中第一偏振元件的透射轴垂直于第一延迟层的慢轴; 并且所述第二偏振元件的透射轴平行于所述第二延迟层的慢轴; 并且第一延迟层和第二延迟层满足式（1）0nm <＆Dgr; Re1（548） - ＆Dgr; Re2（548）＆nlE; 50nm。

4. 发明申请

US20090066887A1 Polymer Film, Polarizing Plate Protective Film, Polarizing Plate and Liquid Crystal Display Device 审中-公开
标题翻译：聚合物膜，偏光板保护膜，偏光板和液晶显示装置
公开(公告)号：US20090066887A1
公开(公告)日：2009-03-12
申请号：US12282531
申请日：2007-03-29
申请人： Nobutaka Fukagawa , Eiichiro Aminaka , Hajime Nakayama , Hirofumi Toyama
发明人： Nobutaka Fukagawa , Eiichiro Aminaka , Hajime Nakayama , Hirofumi Toyama
IPC分类号： G02F1/1335 , G02B1/08
CPC分类号： G02B5/3083 , G02F1/133528
摘要： A polymer film satisfying the following formulae (1) to (3): 20 nm≦Rth(548)
摘要翻译：满足下列公式（1）至（3）的聚合物膜：<？in-line-formula description =“In-line formula”end =“lead”？> 20nm <= Rth（548）<100nm ）<？in-line-formula description =“In-line Formulas”end =“tail”？> <？in-line-formula description =“In-line Formulas”end =“lead”？> 1.0 <？in-line-formula description =“In-line Formulas”end = “lead”？> 0.5 其中Rth（lambda）在λnm的波长处测量的Rth的值。

5. 发明申请

US20090086131A1 LIQUID CRYSTAL DISPLAY DEVICE 有权
标题翻译：液晶显示装置
公开(公告)号：US20090086131A1
公开(公告)日：2009-04-02
申请号：US12237843
申请日：2008-09-25
申请人： Hajime Nakayama , Nobutaka Fukagawa , Hirofumi Toyama , Yujiro Yanai , Yoshiaki Hisakado
发明人： Hajime Nakayama , Nobutaka Fukagawa , Hirofumi Toyama , Yujiro Yanai , Yoshiaki Hisakado
IPC分类号： G02F1/1335
CPC分类号： G02F1/13363 , G02F2001/133742
摘要： Disclosed is a liquid-crystal display device comprising a liquid-crystal cell comprising a liquid-crystal layer that aligns vertically to the substrate thereof in a black state, two polarizing elements that are disposed to sandwich the liquid-crystal cell therebetween in a manner that their absorption axes are perpendicular to each other, and retardation films having equivalent optical anisotropy that are disposed between each of the two polarizing elements and the liquid-crystal cell, wherein the retardation films comprise a cellulose acylate and a liquid-crystal compound, and satisfy 30 nm≦Re(550)≦80 nm, 70 nm≦Rth(550)≦140 nm, Re(450)/Re(550) 1.
摘要翻译：公开了一种液晶显示装置，包括：液晶单元，其包括以黑色状态垂直对准其基板的液晶层;两个偏振元件，其设置成以其间夹着液晶单元的方式，它们的吸收轴彼此垂直，并且具有设置在两个偏振元件和液晶单元中的每一个之间的具有等效的光学各向异性的延迟膜，其中延迟膜包括纤维素酰化物和液晶化合物，并且满足 30nm <= Re（550）<= 80nm，70nm <= Rth（550）<= 140nm，Re（450）/ Re（550）<1和Re（650）/ Re（550）

6. 发明授权

US08477274B2 Liquid crystal display device 有权
标题翻译：液晶显示装置
公开(公告)号：US08477274B2
公开(公告)日：2013-07-02
申请号：US12237843
申请日：2008-09-25
申请人： Hajime Nakayama , Nobutaka Fukagawa , Hirofumi Toyama , Yujiro Yanai , Yoshiaki Hisakado
发明人： Hajime Nakayama , Nobutaka Fukagawa , Hirofumi Toyama , Yujiro Yanai , Yoshiaki Hisakado
IPC分类号： G02F1/1335
CPC分类号： G02F1/13363 , G02F2001/133742
摘要： Disclosed is a liquid-crystal display device comprising a liquid-crystal cell comprising a liquid-crystal layer that aligns vertically to the substrate thereof in a black state, two polarizing elements that are disposed to sandwich the liquid-crystal cell therebetween in a manner that their absorption axes are perpendicular to each other, and retardation films having equivalent optical anisotropy that are disposed between each of the two polarizing elements and the liquid-crystal cell, wherein the retardation films comprise a cellulose acylate and a liquid-crystal compound, and satisfy 30 nm≦Re(550)≦80 nm, 70 nm≦Rth(550)≦140 nm, Re(450)/Re(550) 1.
摘要翻译：公开了一种液晶显示装置，包括：液晶单元，其包括以黑色状态垂直对准其基板的液晶层;两个偏振元件，设置成以其间夹着液晶单元的方式，它们的吸收轴彼此垂直，并且具有设置在两个偏振元件和液晶单元中的每一个之间的具有等效的光学各向异性的延迟膜，其中延迟膜包括纤维素酰化物和液晶化合物，并且满足（nm）Re =（550）@ 80nm，70nm @ Rth（550）@ 140nm，Re（450）/ Re（550）<1和Re（650）/ Re（550）

7. 发明授权

US07990502B2 Liquid-crystal display device 有权
标题翻译：液晶显示装置
公开(公告)号：US07990502B2
公开(公告)日：2011-08-02
申请号：US12666450
申请日：2008-06-24
申请人： Nobutaka Fukagawa , Hajime Nakayama , Hirofumi Toyama
发明人： Nobutaka Fukagawa , Hajime Nakayama , Hirofumi Toyama
IPC分类号： G02F1/1335
CPC分类号： G02F1/1393 , G02F1/133634
摘要： A liquid-crystal display device comprising a liquid-crystal cell, a first polarizing element and a second polarizing element disposed on either side of the liquid-crystal cell respectively, a first retardation layer between the first polarizing element and the liquid-crystal cell, and a second retardation layer between the second polarizing element and the liquid-crystal cell, wherein a transmission axis of the first polarizing element is perpendicular to the slow axis of the first retardation layer; and a transmission axis of the second polarizing element is parallel to the slow axis of the second retardation layer; and the first retardation layer and the second retardation layer satisfy the formula (1) 0 nm
摘要翻译：一种液晶显示装置，包括分别设置在液晶单元的两侧的液晶单元，第一偏振元件和第二偏振元件，第一偏振元件和液晶单元之间的第一延迟层，以及第二偏振元件和液晶单元之间的第二延迟层，其中第一偏振元件的透射轴垂直于第一延迟层的慢轴; 并且所述第二偏振元件的透射轴平行于所述第二延迟层的慢轴; 并且第一延迟层和第二延迟层满足式（1）0nm <＆Dgr; Re1（548） - ＆Dgr; Re2（548）＆nlE; 50nm。

8. 发明授权

US08159634B2 Liquid crystal display device 有权
标题翻译：液晶显示装置
公开(公告)号：US08159634B2
公开(公告)日：2012-04-17
申请号：US12335740
申请日：2008-12-16
申请人： Nobutaka Fukagawa , Hirofumi Toyama
发明人： Nobutaka Fukagawa , Hirofumi Toyama
IPC分类号： G02F1/1335
CPC分类号： G02F1/13363 , G02F2203/60 , G02F2413/02
摘要： A liquid crystal display device includes: a backlight; a liquid crystal cell; a first polarizing plate provided between the liquid crystal cell and the backlight; a second polarizing plate provided in opposite side to the first polarizing plate with respect to the liquid crystal cell; a first retardation film provided between the first polarizing plate and the liquid crystal cell; and a second retardation film provided between the second polarizing plate and the liquid crystal cell, wherein a relationship represented by the following formula (1) is satisfied: 1×10−6/° C.≦EC2max−EC1max≦50×10−6/° C. (1) in which EC1max represents a maximal linear thermal expansion coefficient of the first retardation film, and EC2max represents a maximal linear thermal expansion coefficient of the second retardation film.
摘要翻译：液晶显示装置包括：背光源; 液晶单元; 设置在液晶单元和背光源之间的第一偏振片; 相对于液晶单元设置在与第一偏振片相反的一侧的第二偏振片; 设置在第一偏振板和液晶单元之间的第一延迟膜; 以及设置在所述第二偏振片和所述液晶单元之间的第二延迟膜，其中满足由下式（1）表示的关系：1×10-6 /℃和nlE; EC2max-EC1max＆nlE; 50×10- 6 /℃（1）其中EC1max表示第一延迟膜的最大线性热膨胀系数，EC2max表示第二延迟膜的最大线性热膨胀系数。

9. 发明申请

US20100020273A1 POLYMER FILM, POLARIZING PLATE, AND LIQUID CRYSTAL DISPLAY 审中-公开
标题翻译：聚合物薄膜，偏光板和液晶显示
公开(公告)号：US20100020273A1
公开(公告)日：2010-01-28
申请号：US12507944
申请日：2009-07-23
申请人： Hirofumi Toyama , Kotaro Yasuda , Yusuke Ino , Yujiro Yanai , Yasuyuki Sasada , Jun Takeda
发明人： Hirofumi Toyama , Kotaro Yasuda , Yusuke Ino , Yujiro Yanai , Yasuyuki Sasada , Jun Takeda
IPC分类号： G02F1/1335 , G02B1/08
CPC分类号： G02F1/13363 , G02B5/3033 , G02B5/3083 , G02F1/133528
摘要： A polymer film stretched after formed by solution casting, of which the wavelength dispersion of the refractivity anisotropy and/or the refractivity anisotropy differ between two surfaces of the film is disclosed.
摘要翻译：公开了通过溶液流延形成的聚合物膜，其中折射率各向异性的波长色散和/或折射率各向异性在膜的两个表面之间不同。

10. 发明授权

US08159639B2 VA-mode liquid crystal display device 有权
标题翻译： VA型液晶显示装置
公开(公告)号：US08159639B2
公开(公告)日：2012-04-17
申请号：US12363976
申请日：2009-02-02
申请人： Yujiro Yanai , Hajime Nakayama , Hirofumi Toyama
发明人： Yujiro Yanai , Hajime Nakayama , Hirofumi Toyama
IPC分类号： G02F1/1335
CPC分类号： G02F1/133634 , C09K19/3068 , C09K19/32 , C09K19/3475 , C09K19/348 , C09K19/3491 , C09K19/3494 , C09K19/3497 , G02B5/3083 , G02F2001/133635 , G02F2001/133637 , G02F2001/133742 , G02F2201/50 , G02F2413/02 , G02F2413/08 , G02F2413/12 , Y10T428/1036 , Y10T428/105
摘要： A liquid-crystal display device comprising a liquid-crystal cell comprising a liquid-crystal layer that aligns vertically to the substrate thereof in the black state, first and second polarizing elements that are disposed to sandwich the liquid-crystal cell therebetween so that their absorption axes are orthogonal to each other, a retardation film A and a retardation film B, wherein the retardation films A and B are equivalent to each other in terms of retardation in plane at a wavelength of 548 nm, Re(548), and retardation along thickness direction at a wavelength of 548 nm, Rth(548) thereof, but differ from each other in terms of the wavelength dispersion characteristics of retardation in plane Re and/or retardation along thickness direction Rth thereof in a visible light region, is disclosed.
摘要翻译：一种液晶显示装置，包括：液晶单元，其包括在黑色状态下垂直对准其基板的液晶层;第一和第二偏振元件，其设置成将液晶单元夹在其间，使得其吸收轴相互正交，延迟膜A和延迟膜B，其中延迟膜A和B在波长为548nm的平面中的延迟方面彼此相等，Re（548）和相位差公开了波长548nm的厚度方向，Rth（548），但是在可见光区域的平面内的相位差的波长色散特性和/或其沿着厚度方向的延迟方向Rth彼此不同。

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