Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374829 | Vacuum chuck | Eiji Sakamoto, Ryuichi Ebinuma, Shinichi Hara | 1994-12-20 |
MM
Mitsuji Marumo
Overall (1994): #90,694 of 165,921Top 55%
1
Patents 1994