Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797184 | Process for producing 7,7,8,8-tetracyanoquinodimethane | Tomio Nakamura, Katsuaki Kikuchi | 1989-01-10 |
| 4734511 | Method for producing .alpha.,.alpha.-dimethyl-.DELTA.-valerolactone | Tuyoshi Irie, Katsumi Nakamura, Denzi Sato | 1988-03-29 |
| 4494843 | Automatic film rewind method for camera | Takashi Kobayashi, Hiroshi Takahashi, Takayuki Ohisa | 1985-01-22 |