Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4977064 | Optical recording medium and process for fabricating the same | Sumio Hirose, Shigeru Takahara, Tomoyoshi Sasakawa | 1990-12-11 |
| 4656105 | Iodine cell | Sadao Kobayashi, Sadaaki Yamamoto | 1987-04-07 |
| 4610811 | Iodine-containing conductive resin composition | Takakazu Yamamoto, Sadaaki Yamamoto, Sadao Kobayashi | 1986-09-09 |