Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6607830 | Composite material for metal gasket | Yasunori Murakami, Naomichi Mitsuyama | 2003-08-19 |
HT
Hitomi Tsuchiya
Nippon Leakless Industry Co.: 1 patents #22 of 67Top 35%
Overall (All Time): #3,520,370 of 4,157,543Top 85%
1
Patents All Time