Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879192 | Secondary cell | Shigeoki Nishimura, Kazunori Fujita, Hiroyuki Sugimoto, Atsuko Tohyama, Shinpei Matsuda | 1989-11-07 |
| 4559284 | Secondary battery | Shigeoki Nishimura, Kazunori Fujita, Hiroyuki Sugimoto, Atsuko Tohyama, Shinpei Matsuda | 1985-12-17 |
| 4518665 | Sheet-shaped polymer secondary battery of layer built type | Kazunori Fujita, Shigeoki Nishimura, Hiroyuki Sugimoto, Shinpei Matsuda | 1985-05-21 |
| 4324828 | Structure of positive plate of enclosed type battery | Toshiki Kahara, Kohki Tamura | 1982-04-13 |
| 4259415 | Primary battery | Kohki Tamura, Toshiki Kahara, Tatsuo Horiba, Osamu Asai | 1981-03-31 |
| 4197366 | Non-aqueous electrolyte cells | Kohki Tamura, Toshiki Kahara, Tatuo Horiba | 1980-04-08 |