Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5041939 | Magnetic tape cassette with leaf-shaped spring door closure mechanism | Masayuki Komeiji, Kimimoto Hirose, Hitoshi Okubo, Minoru Sato, Yoshitaka Yasufuku | 1991-08-20 |
| 4955471 | Packaging structure for a ring-shaped product | Kimimoto Hirose | 1990-09-11 |
| 4951167 | Magnetic tape cassette with improved front cover supporting mechanism | Masayuki Komeiji, Kimimoto Hirose, Hitoshi Okubo, Minoru Sato, Yoshitaka Yasufuku | 1990-08-21 |
| 4832301 | Hanger | Satoshi Fukasawa, Takeshi Kubodera, Kimimoto Hirose, Sohji Shinozaki, Yoshitaka Yasufuku | 1989-05-23 |