Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4858210 | Apparatus with synthetic resin hand shaft | Satoshi Fujio, Kenichi Nakamura | 1989-08-15 |
WY
Wataru Yamada
Overall (1989): #45,337 of 140,708Top 35%
1
Patents 1989