Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638227 | Digital data recording and reproducing apparatus | Chiyoko Matsumi, Akira Iketani | 1997-06-10 |
SH
Shinji Hamai
Overall (1997): #79,037 of 185,788Top 45%
1
Patents 1997