Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4862779 | Punching cutter for thin material | Mizuho Nishimura, Nobuo Watase, Mikio Kogane | 1989-09-05 |
YS
Yasunobu Sakaguchi
Overall (1989): #41,813 of 140,708Top 30%
1
Patents 1989