Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7766564 | Shutter device of a camera having two shutter blades | — | 2010-08-03 |
| 6241286 | File folder | Shinichi Fujita | 2001-06-05 |
| 4951871 | Sound-proof type engine working machine with waste heat recovery apparatus | Tsugunori Hata, Akira Inoue, Toshihiko Teramoto, Isamu Kubomoto | 1990-08-28 |