Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887161 | Memory cartridge and digital electronic still video camera in which said memory cartridge is freely loadable/unloadable | Koji Shimanuki, Seiki Nishi | 1989-12-12 |
| 4879491 | Electric lamp assembly | Yasuo Hirozumi, Susumu Kanematsu, Yasuyoshi Numajiri, Mitsuhiro Okano | 1989-11-07 |