Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4663105 | Method of producing silicon carbide base sintered material containing boron as sintering assistant | Mikio Sakai | 1987-05-05 |
MN
Masaru Naka
Overall (All Time): #3,973,656 of 4,157,543Top 100%
1
Patents All Time