Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11286978 | Tapered roller bearing and cage | Yuka Sato, Tomoyuki Aida, Atsushi Naitou, Kanichi Koda | 2022-03-29 |
| 11143240 | Inner ring unit and tapered roller bearing | Youzou Taniguchi, Yuka Sato | 2021-10-12 |
| 5676004 | Method of detecting bender operating time | Shigeharu Matsumoto, Nobuo Sakurai | 1997-10-14 |
| 5615568 | Apparatus and method of detecting bender operating time | Shigeharu Matsumoto, Nobuo Sakurai | 1997-04-01 |
| 5585365 | Antiviral polysaccharide | Toshimitsu Hayashi, Kyoko Hayashi | 1996-12-17 |
| 5510479 | Hydrophobic vitamin B.sub.12 derivatives | Tetsuo Toraya, Mamoru Yamanishi, Yusuke Takahata | 1996-04-23 |
| 4951125 | Image pickup apparatus | Atsushi Morimura | 1990-08-21 |
| 4544633 | Process for producing vitamin B.sub.12 by the fermentation technique, and vitamin B.sub.12 -producing microorganism | Kouji Komiya, Hiroshi Sato, Yutaka Oguchi | 1985-10-01 |
| 4436663 | Process for separating porphyrins | Kenji Maruhashi, Yutaka Oguchi, Noboru Endoh, Tetsuo Satoh | 1984-03-13 |
| 4383110 | Process for purifying and separating vitamin B.sub.12 | Tatsuo Kinoshita, Yutaka Oguchi, Kenji Maruhashi, Noboru Endoh, Tetsuo Satoh | 1983-05-10 |
| 4370415 | Process for producing uroporphyrin III | Kenji Maruhashi, Yasuo Fujiwara | 1983-01-25 |
| 4347184 | Process for separating and recovering coproporphyrin and uroporphyrin from a culture broth containing them | Kenji Maruhashi, Yasuo Fujiwara | 1982-08-31 |
| 4334021 | Process for producing coproporphyrin III | Kenji Maruhashi, Yasuo Fujiwara | 1982-06-08 |
| 4210720 | Process for fermentatively producing vitamin B.sub.12 | Hiroshi Sato, Yasuo Fujiwara | 1980-07-01 |