Issued Patents All Time
Showing 51–75 of 77 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5356599 | Continuous powder catalyst supply apparatus and catalyst supply system | Yasuhiro Miura, Kozo Miyazaki, Yoshio Iino, Mitsuru Tamura, Yukio Fukada | 1994-10-18 |
| 5354754 | Pyrrolopyrimidines, their production and use | Takenori Hitaka | 1994-10-11 |
| 5349064 | Production of pyrrolopyrimidines | Takenori Hitaka, Tetsuo Miwa | 1994-09-20 |
| 5268362 | Condensed heterocyclic compounds, their production and use | Kazuyoshi Aso, Koichiro Ootsu | 1993-12-07 |
| 5223620 | Pyrido[2,3-d]pyrimidine compounds useful as intermediates | Hiroaki Nomura, Tetsuo Miwa | 1993-06-29 |
| 5106974 | Pyrrolopyrimidine derivatives | Takenori Hitaka, Tetsuo Miwa | 1992-04-21 |
| 5103007 | Lipids | Hiroaki Nomura, Keizo Inoue | 1992-04-07 |
| 5081245 | Carboxylic acid derivatives | Hiroaki Nomura, Eiko Imamiya, Keizo Inoue | 1992-01-14 |
| 4997838 | Pyrrolopyrimidine derivatives, their production and use | Takenori Hitaka, Tetsuo Miwa | 1991-03-05 |
| 4946846 | Fused pyrimidines, their production and use | Hiroaki Nomura, Tetsuo Miwa | 1990-08-07 |
| 4932513 | Hopper for continuously and automatically drawing out tires through a water tank | Kiyoharu Michimae, Akira Amamiya | 1990-06-12 |
| 4774896 | Slide dampers for a vertical type of apparatus for continuously heat-treating solid waste | Kiyoharu Michimae, Akira Amamiya | 1988-10-04 |
| 4726819 | Process and apparatus for recovering oil component from dry-distilled gas flow or solid polymer wastes | Kiyoharu Michimae, Akira Amamiya | 1988-02-23 |
| 4650868 | 7-deazapurine derivatives useful as antitumor agents | Susumu Nishimura, Hiroaki Nomura | 1987-03-17 |
| 4571423 | Substituted 5-aminomethyl-2-acylaminopyrrolo[2,3-d]pyrimidin-4-ones | Hiroaki Nomura | 1986-02-18 |
| 4435570 | 5-(Phenyl or benzyl amino)methyl-pyrrolo[2,3-d]pyrimidin-4-one | Susumu Nishimura | 1984-03-06 |
| 4371533 | 4,5-Deoxymaytansinoids, their use and pharmaceutical compositions thereof | Akiyoshi Kawai | 1983-02-01 |
| 4317821 | Maytansinoids, their use and pharmaceutical compositions thereof | Osamu Miyashita | 1982-03-02 |
| 4309428 | Maytansinoids | Osamu Miyashita | 1982-01-05 |
| 4308269 | Maytansinoids, pharmaceutical compositions thereof and method of use thereof | Osamu Miyashita | 1981-12-29 |
| 4308268 | Maytansinoids, pharmaceutical compositions thereof and method of use thereof | Osamu Miyashita | 1981-12-29 |
| 4307433 | Ozonizer | Taichi Takechi, Hideomi Takahashi, Hiroshi Tomiki | 1981-12-22 |
| 4264596 | Maytansinoids, pharmaceutical compositions thereof and method of use thereof | Osamu Miyashita | 1981-04-28 |
| 4263294 | Maytansinoids, pharmaceutical compositions thereof and method of use thereof | Osamu Miyashita | 1981-04-21 |
| 4260608 | Maytansinoids, pharmaceutical compositions thereof and methods of use thereof | Osamu Miyashita | 1981-04-07 |