Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8130325 | Luminance level control device | Noriyuki Iwakura, Nobuo Taketani, Takeru Yamashita, Shozo Tozaki, Takashi Ootomo | 2012-03-06 |
| 4740064 | Zoom lens apparatus | Keizo Kono, Tameaki Ebihara, Syohei Kawai, Yasukazu Tanabe | 1988-04-26 |