Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5607772 | Magnetic recording medium having a specified binder system | Masahiro Yamakawa, Kenji Akimoto, Fumio Takano, Takahiro Takasaki | 1997-03-04 |
| 5583135 | Heterotricyclic derivatives, process for their preparation and pharmaceutical compositions containing them | Masaaki Matsuo, Kiyoshi Tsuji, Glen W. Spears | 1996-12-10 |
| 5571810 | Thiophene derivatives | Masaaki Matsuo, Kiyoshi Tsuji, Nobukiyo Konishi | 1996-11-05 |
| 5482777 | Magnetic recording media and composition containing a specified polyurethane binder | Masahiro Yamakawa | 1996-01-09 |
| 5422193 | Magnetic recording medium | Eitaro Nakamura | 1995-06-06 |
| 5277984 | Magnetic recording medium comprising ferromagnetic powder, a silane compound, and a binder comprising an epoxy group and specified functional group | Eitaro Nakamura | 1994-01-11 |
| 5244743 | Magnetic recording medium comprising a binder mixture of two specified vinyl chloride copolymers | Eitaro Nakamura | 1993-09-14 |
| 5217542 | Method for producing surface-treated magnetic powder | Eitaro Nakamura | 1993-06-08 |
| 5134142 | Pyrazole derivatives, and pharmaceutical composition comprising the same | Masaaki Matsuo, Kiyoshi Tsuji, Nobukiyo Konishi | 1992-07-28 |
| 5098927 | Antiretroviral agent, method of use thereas, and method of preparation | Kiyoshi Takatsuki, Yohsuke Maeda, Toshio Hattori, Tsutomu Kaizu, Masanori Okamoto +2 more | 1992-03-24 |
| 4963536 | Diphosphonic acid compounds, and pharmaceutical composition comprising the same useful for treating bone diseases | Teruo Oku, Eishiro Todo, Chiyoshi Kasahara, Hiroshi Kayakiri, Masashi Hashimoto | 1990-10-16 |
| 4889851 | Benzothiadiazine compounds, and pharmaceutical composition comprising the same | Teruo Oku, Eishiro Todo, Chiyoshi Kasahara, Hiroshi Kayakiri | 1989-12-26 |
| 4857513 | Diphosphonic acid compounds, processes for the preparation thereof and pharmaceutical composition comprising the same | Teruo Oku, Eishiro Todo, Chiyoshi Kasahara, Hiroshi Kayakiri, Masashi Hashimoto | 1989-08-15 |
| 4784913 | Magnetic recording medium | Eitaro Nakamura, Makoto Yamamoto | 1988-11-15 |
| 4707411 | Magnetic paint for magnetic recording media | Akira Nakayama, Kotaro Hata, Makoto Yamamoto | 1987-11-17 |
| 4594174 | Magnetic paint for magnetic recording media | Akira Nakayama, Kotaro Hata, Makoto Yamamoto | 1986-06-10 |