Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6815630 | Wire electric discharge machine | Hisashi Yamada, Yoichi Otomo | 2004-11-09 |
SI
Shuichiro Ishihara
Overall (All Time): #3,494,872 of 4,157,543Top 85%
1
Patents All Time