Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4841403 | Lid spring locking structure in a magnetic tape cassette | Masao Tsuruta, Seiji Kiuchi, Kengo Oishi, Osamu Suzuki | 1989-06-20 |
AH
Akira Honjyoh
Overall (All Time): #3,930,784 of 4,157,543Top 95%
1
Patents All Time