Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820022 | Liquid crystal antidazzle mirror | Kazumi Hayashi, Yasuo Oyama, Sadao Kokubu, Kouji Takizawa, Shigeru Iguchi | 1989-04-11 |
| 4799769 | Liquid crystal antidazzle mirror | Akira Kawahashi, Kazumi Hayashi, Sadao Kokubu | 1989-01-24 |
| 4786145 | Liquid crystal antidazzle mirror | Akira Kawahashi, Yasuo Ohyama, Sadao Kokubu, Kouji Takizawa, Shigeru Iguchi | 1988-11-22 |