Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5659919 | Upright vacuum cleaner | — | 1997-08-26 |
SK
Shinichiro Kajihara
Overall (1997): #78,707 of 185,788Top 45%
1
Patents 1997