Issued Patents All Time
Showing 76–97 of 97 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6197399 | Recording medium and method of manufacturing the same | Takashi Ishino, Hiroyuki Hieda | 2001-03-06 |
| 6067135 | Liquid crystal display device and method of manufacturing the same | Seizaburo Shimizu, Hiroki Iwanaga | 2000-05-23 |
| 6057906 | Liquid crystal display element | Hiroki Iwanaga | 2000-05-02 |
| 6033742 | Liquid crystal display device | Hiroki Iwanaga | 2000-03-07 |
| 6017386 | Decolorizable ink and printer | Kenji Sano, Satoshi Takayama, Sawako Fujioka, Tetsuo Okuyama, Shigeru Machida | 2000-01-25 |
| 6017465 | Liquid crystal display element | — | 2000-01-25 |
| 6010808 | Rewritable thermal recording medium and recording method | Satoshi Takayama, Takashi Sasaki | 2000-01-04 |
| 5995188 | Liquid crystal display device using stacked layers | Seizaburo Shimizu, Hiroki Iwanaga, Kazuyuki Sunohara, Shintaro Enomoto, Atsushi Sugahara | 1999-11-30 |
| 5958291 | Liquid crystal display element | Hiroki Iwanaga | 1999-09-28 |
| 5922115 | Decolorizable ink and printer | Kenji Sano, Satoshi Takayama, Sawako Fujioka, Tetsuo Okuyama | 1999-07-13 |
| 5869420 | Rewritable thermal recording medium | — | 1999-02-09 |
| 5790215 | Liquid crystal display device | Atsushi Sugahara, Norihiko Kamiura, Yutaka Nakai, Kohei Suzuki | 1998-08-04 |
| 5707779 | Amorphous organic thin-film device, amorphous organic polymer composition, and amorphous inorganic composition | — | 1998-01-13 |
| 5675532 | Recording medium and recording/reproduction method | Nobuhiro Gemma, Syun Egusa, Kuniyoshi Tanaka, Hiroyuki Hieda | 1997-10-07 |
| 5663115 | Thermal recording medium and recording method | Masami Sugiuchi, Satoshi Takayama, Hirohisa Miyamoto, Hideyuki Nishizawa, Sawako Fujioka +2 more | 1997-09-02 |
| 5536588 | Amorphous organic thin film element and amorphous organic polymer composition | — | 1996-07-16 |
| 5155566 | Organic thin film element | Toshio Nakayama, Nobuhiro Gemma, Akira Miura, Syun Egusa | 1992-10-13 |
| 5153680 | Organic dye thin film and organic thin film element | Syun Egusa, Nobuhiro Gemma | 1992-10-06 |
| 5144473 | Organic thin film display element | Nobuhiro Gemma, Toshio Nakayama, Syun Egusa, Akira Miura, Makoto Azuma +1 more | 1992-09-01 |
| 5061509 | Method of manufacturing polyimide thin film and method of manufacturing liquid crystal orientation film of polyimide | Shinya Aoki, Toshio Nakayama | 1991-10-29 |
| 4987023 | Organic thin-film device | Itsuko Sato, Nobuhiro Genma, Makoto Azuma | 1991-01-22 |
| 4819057 | Semiconductor light-emitting element | Masayoshi Okamoto, Koichi Mizushima, Toshio Nakayama, Masami Sugiuchi, Akira Miura | 1989-04-04 |