Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8493529 | Liquid crystal display device | Junichi Kobayashi, Kazuyuki Harada, Yasuhiro Yamamoto | 2013-07-23 |
| 7525335 | Display element and inspecting method of the same | Hiroshi Ootaguro, Tetsuya Ohtomo | 2009-04-28 |
| 6661484 | Retardation matching using the liquid crystal twist angle for different color dots within a pixel of a reflective color LCD | Hisanori Yamaguchi, Tomoaki Sekime, Yoshihiro Sakurai, Tetsu Ogawa | 2003-12-09 |
| 6633352 | Reflection type liquid crystal display device | Hisanori Yamaguchi, Tomoaki Sekime, Tetsu Ogawa | 2003-10-14 |
| 6567149 | Reflection liquid crystal display device | Hisanori Yamaguchi, Tomaoki Sekime, Tetsu Ogawa | 2003-05-20 |
| 6480251 | Reflection liquid crystal display element | Hisanori Yamaguchi, Tomoaki Sekime, Tetsu Ogawa | 2002-11-12 |
| 6407787 | Reflective liquid crystal display device | Tomoaki Sekime, Hisanori Yamaguchi | 2002-06-18 |
| 6392722 | Liquid crystal display device, and video display apparatus, information processing apparatus using it and method thereof | Tomoaki Sekime, Hisanori Yamaguchi, Naoki Kato | 2002-05-21 |
| 6373541 | Reflection type liquid crystal display element | Tomoaki Sekime, Hisanori Yamaguchi | 2002-04-16 |
| 6337299 | Fluorination catalyst and process for fluorinating halogenated hydrocarbon | Takashi Shibanuma, Satoshi Koyama | 2002-01-08 |
| 6300531 | Fluorination catalyst and process for fluorinating halogenated hydrocarbon | Takashi Shibanuma, Satoshi Koyama | 2001-10-09 |
| 6297863 | Reflective liquid crystal display device | Hisanori Yamaguchi, Tomoaki Sekime, Tetsu Ogawa | 2001-10-02 |
| 6278508 | Reflection type liquid crystal display device | Tetsu Ogawa, Shingo Fujita, Hiroaki Mizuno | 2001-08-21 |
| 6271905 | Reflective liquid crystal display device | Tomoaki Sekime, Hisanori Yamaguchi | 2001-08-07 |
| 5849658 | Method for preparing fluorination catalyst used to fluorinate halogenated hydrocarbons | Takashi Shibanuma, Satoshi Koyama | 1998-12-15 |
| 5446569 | Liquid crystal display apparatus having a random orientation alignment film and a method for producing the same | Shigehiro Sato, Hideaki Mochizuki, Hiroaki Mizuno, Shinya Kosako, Hisako Kurai | 1995-08-29 |
| 5213833 | Preserving agent and method for its production | Nobuo Yamada, Taku Wada, Takafumi Sano, Mituo Kanaoka, Misao Kashiwamata | 1993-05-25 |
| 5151803 | Pixel-gap controlled ferroelectric liquid crystal display device and its driving method | Naohide Wakita, Tsuyoshi Uemura, Hiroyuki Ohnishi, Kazuhiro Johten, Satoshi Kimura +1 more | 1992-09-29 |
| 5075508 | Triperfluoroalkylamines and preparation of the same | Kenji Mikami, Nobuyoshi Iwashita, Yasuhisa Furutaka | 1991-12-24 |
| 4272877 | Method of manufacturing mechanical parts from metal scrap | Keizo Takeuchi, Tadashi Yamanaka, Tatsuo Miura | 1981-06-16 |