Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5630558 | Wear protective means | Sachihito Nitta | 1997-05-20 |
SK
Shigetoshi Kawabata
Overall (1997): #78,629 of 185,788Top 45%
1
Patents 1997