Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4689979 | Pressing method and punch and die press for the same | Nobuyuki Otsuka, Atsuo Kasuya, Masayuki Kumashiro, Tamio Furuya, Shigeo Kaiho | 1987-09-01 |
YN
Yusho Nakayama
Overall (All Time): #3,981,020 of 4,157,543Top 100%
1
Patents All Time