Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4348199 | Buffer device for a roller chain and sprocket coupling | Yoshinori Kawashima, Toshinori Hanai | 1982-09-07 |
KO
Koichiro Oonuma
Overall (1982): #19,357 of 81,411Top 25%
1
Patents 1982