Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4480802 | Silencer of anti-reverse fishing reel | Paul P. H. Chang | 1984-11-06 |
| 4439945 | Instant push-button fastener for fishing reel seat | Paul P. H. Chang | 1984-04-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4480802 | Silencer of anti-reverse fishing reel | Paul P. H. Chang | 1984-11-06 |
| 4439945 | Instant push-button fastener for fishing reel seat | Paul P. H. Chang | 1984-04-03 |