Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6106977 | Lithium secondary cells and methods for preparing active materials for negative electrodes | Yuukichi Kobayashi, Kenji Watanabe, Kazuo Niwa | 2000-08-22 |
| 5871864 | Lithium secondary cells and methods for preparing active materials for negative electrodes | Yuukichi Kobayashi, Kenji Watanabe, Kazuo Niwa | 1999-02-16 |
| 5626910 | Surface-modified molded product of synthetic resin and process for producing it | Yasuo Tanabe, Koshi Sasaki, Naoshi Imaki | 1997-05-06 |
| 5484651 | Fluorine-containing polyolefin non-woven fabric and method of manufacturing the same | Koshi Sasaki, Naoshi Imaki | 1996-01-16 |