Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4829501 | Clamper for disk player | Junji Takahashi | 1989-05-09 |
YS
Yasuhiko Seto
Overall (1989): #41,783 of 140,708Top 30%
1
Patents 1989