Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6007280 | Production method of pattern for casting | Kazuhiro Asahi, Shigetoshi Masuzawa, Kouji Sawada | 1999-12-28 |
TO
Takeyoshi Otsu
Overall (All Time): #3,672,529 of 4,157,543Top 90%
1
Patents All Time