Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5305172 | Synthetic resin disc cartridge shutter having non-engaging raised gate mark | Tsutomu Sugisaki, Ikuo Taki, Naoyoshi Chino, Tadashi Irie | 1994-04-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5305172 | Synthetic resin disc cartridge shutter having non-engaging raised gate mark | Tsutomu Sugisaki, Ikuo Taki, Naoyoshi Chino, Tadashi Irie | 1994-04-19 |