Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D303173 | Vacuum cleaner | Isshin Miyamoto, Yasuo Nagamatsu, Masaharu Sakamoto, Masataka Hidaka, Hideaki Sakamoto +1 more | 1989-08-29 |
| 4829328 | Camera | Fumio Iwai, Hideo Kobayashi, Hiroshi Komatsuzaki | 1989-05-09 |
| 4812866 | Photographic film package | Seimei Ushiro, Hiroshi Ohmura, Michio Cho, Tsutomu Tanaka, Seiji Asano +1 more | 1989-03-14 |
| 4799073 | Lens shifting mechanism | Seiji Asano | 1989-01-17 |