Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5222686 | Tape cassette having front lid locking member fixed to a lower half case | Masayuki Komeiji, Souji Shinozaki, Nobuaki Takahashi | 1993-06-29 |
| 5041939 | Magnetic tape cassette with leaf-shaped spring door closure mechanism | Tsutomu Hiramoto, Masayuki Komeiji, Hitoshi Okubo, Minoru Sato, Yoshitaka Yasufuku | 1991-08-20 |
| 4955471 | Packaging structure for a ring-shaped product | Tsutomu Hiramoto | 1990-09-11 |
| 4951167 | Magnetic tape cassette with improved front cover supporting mechanism | Tsutomu Hiramoto, Masayuki Komeiji, Hitoshi Okubo, Minoru Sato, Yoshitaka Yasufuku | 1990-08-21 |
| 4832301 | Hanger | Tsutomu Hiramoto, Satoshi Fukasawa, Takeshi Kubodera, Sohji Shinozaki, Yoshitaka Yasufuku | 1989-05-23 |
| 4823223 | Mechanism for locking tape reel in magnetic tape cassette | Yasuhiro Hasegawa | 1989-04-18 |