Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8404136 | Method for manufacturing diffractive optical element | Kenichi Kurisu | 2013-03-26 |
HI
Hideaki Imamura
Sumitomo Electric Hardmetal: 1 patents #204 of 278Top 75%
Overall (All Time): #3,152,625 of 4,157,543Top 80%
1
Patents All Time