Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5617761 | Shifting apparatus for a bicycle | — | 1997-04-08 |
TK
Tatuya Kawakami
Overall (1997): #72,091 of 185,788Top 40%
1
Patents 1997