Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876876 | Dies for forging gear-shaped part made of sheet metal | Kyoso Ishida | 1989-10-31 |
SK
Shinya Kodama
Overall (1989): #57,560 of 140,708Top 45%
1
Patents 1989