Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10807343 | Fiber reinforced plastic body, shutter device and optical apparatus | Munetoshi Yoshikawa, Mizuho Igawa, Fumio Shimada, Minoru Kobayashi, Keita HANAWA +1 more | 2020-10-20 |
| 10493717 | Fiber reinforced laminate, shutter device and optical apparatus | Munetoshi Yoshikawa, Mizuho Igawa, Fumio Shimada, Minoru Kobayashi, Keita HANAWA +1 more | 2019-12-03 |