Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |