Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9750676 | Basic amino acid derivative that demonstrates a gelling ability in a water system | Masahiro Suzuki, Takanori Sugimoto | 2017-09-05 |
| 9198846 | Basic amino acid derivative | Masahiro Suzuki, Takanori Sugimoto | 2015-12-01 |
| 7196240 | Method and equipment for making polychlorobiphenyl nontoxic | Hirofusa Shirai, Mutsumi Kimura, Kunihiro Hamada, Toshihiro Hirai | 2007-03-27 |
| 6921747 | Basic amino acid derivatives | Masahiro Suzuki | 2005-07-26 |
| 6682787 | Liquid crystal composition, liquid crystal display device and liquid crystal displaying method | Takashi Kato, Norihiro Mizoshita | 2004-01-27 |
| 6074710 | Liquid crystal gel, gelling agent, liquid crystal device, and process for fabricating liquid crystal device | Takashi Kato, Gota Kondo, Takaaki Kutsuna, Masakatsu Ukon | 2000-06-13 |
| 5922743 | Pyridine derivative | Hirofusa Shirai, Yuki Takahashi, Fumio Mizobe, Kazunori Hanada | 1999-07-13 |
| 5828795 | Sealing device for use in a motor | Toshihiko Miyakoshi, Masato Gomyo, Toshihiro Kobayashi, Masamichi Hayakawa, Hirofusa Shirai | 1998-10-27 |
| 5776576 | Phthalaocyanine compound as a layer in optical recording medium | Mutsumi Kimura, Hirofusa Shirai, Toshiki Koyama, Yuichi Kubota | 1998-07-07 |
| 5618930 | Phthalocyanine compound and method for making, nitro-substituted phthalocyanine compound, amino-substituted phthalocyanine compound, phthalocyanine-containing polymer and method for making, catalyst, and optical recording medium | Mutsumi Kimura, Hirofusa Shirai, Toshiki Koyama, Yuichi Kubota | 1997-04-08 |
| 5516900 | Phthalocyanine compounds containing either a polymerizable vinyl group, a nitro group, or an amino group | Mutsumi Kimura, Hirofusa Shirai, Toshiki Koyama, Yuichi Kubota | 1996-05-14 |
| 4663084 | Electroconductive compositions | Hirofusa Shirai, Mitsutoshi Kitamura, Nobumasa Hojo, Okikazu Hirabaru | 1987-05-05 |