Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6366458 | Docking unit for portable electronic device and locking method of docking unit | Tatsuo Yoshida | 2002-04-02 |
| 6306550 | Color filters | Hisato Itoh, Kenichi Sugimoto | 2001-10-23 |
| 6080833 | Low-birefringent organic optical component and a spirobiindan polymer | Atsuo Otsuji, Keisuke Takuma, Rihoko Suzuki, Tatsuhiro Urakami, Toshihiro Motoshima +8 more | 2000-06-27 |
| 6051360 | Dyestuffs and resin compositions | Hisato Itoh | 2000-04-18 |
| 6040111 | Aromatic hydroxycarboxylic acid resins and their use | Akihiro Yamaguchi, Keizaburo Yamaguchi, Yuko Ishihara | 2000-03-21 |
| 5948597 | Dyes for color filters and photosensitive resist resin composition containing the same | Hisato Itoh, Kenichi Sugimoto | 1999-09-07 |
| 5798422 | Aromatic hydroxycarboxylic acid resins and their use | Akihiro Yamaguchi, Keizaburo Yamaguchi, Yuko Ishihara | 1998-08-25 |
| 5789137 | Dyes for color filters and photosensitive resist resin composition containing the same | Hisato Itoh, Kenichi Sugimoto | 1998-08-04 |
| 5773172 | Color filter having novel dyestuff | Hisato Itoh | 1998-06-30 |
| 5695911 | Optical recording medium | Hisato Itoh, Kenichi Sugimoto, Takahisa Oguchi, Shin Aihara | 1997-12-09 |
| 5677398 | Epoxy acrylate resins and their uses | Toshihiro Motoshima, Keisuke Takuma, Akihiro Yamaguchi | 1997-10-14 |
| 5631377 | Polyimide intermediates | Mitsunori Matsuo, Tsutomu Ishida, Keizaburo Yamaguchi, Akihiro Yamaguchi | 1997-05-20 |
| 5578419 | Dyes for color filters, and photosensitive resist resin composition containing the same | Hisato Itoh, Kenichi Sugimoto | 1996-11-26 |
| 5482804 | Resin composition for color filter | Hisato Itoh, Kenichi Sugimoto | 1996-01-09 |
| 5380842 | Phthalocyanine compounds and usage thereof | Hisato Itoh, Kenichi Sugimoto, Takahisa Oguchi, Shin Aihara | 1995-01-10 |
| 5034016 | Dye compositions for dyeing denim cotton yarn in a range of colors and dyeing process and dyed articles using same | Hitoshi Koshida, Tetsuo Sakagawa, Takayuki Nakayama, Hiroshi Suwa, Masao Imai | 1991-07-23 |