Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4778393 | Pin board matrix | Masao Hosogai, Toshihiko Yamamoto, Nobuteru Hujioka | 1988-10-18 |
YI
Yasutaka Imori
Overall (All Time): #3,961,160 of 4,157,543Top 100%
1
Patents All Time