Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374775 | Keyboard instrument for selectively producing mechanical sounds and synthetic sounds without any mechanical vibrations on music wires | Kiyoshi Kawamura, Shinya Koseki, Masahiro Wada | 1994-12-20 |
| 5368664 | Photographic film cassette and method of manufacturing the same | Naoko Yamashita | 1994-11-29 |
| 5341188 | Method of making light-trapping members for photographic film cassette | Hidetoshi Kawasaki, Kazunori Mizuno | 1994-08-23 |