Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4846252 | Secondary pressurization casting method | Masakazu Sato, Keisuke Ban, Bakugo Fujito | 1989-07-11 |
MK
Michio Konishi
Overall (1989): #76,354 of 140,708Top 55%
1
Patents 1989