Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D972921 | Rope hook | Ti-Fan Shih | 2022-12-20 |
| 11118654 | Apparatus for timely and securely locking and releasing a rope | Ti-Fan Shih | 2021-09-14 |
| 11118655 | Assembling structure for timely and securely locking and releasing a rope | Ti-Fan Shih | 2021-09-14 |
| 6402053 | Multifunction car wash gun structure | — | 2002-06-11 |
| D442671 | Washing gun | — | 2001-05-22 |
| 6113005 | Water pipeline foreign matter obstruction remover | — | 2000-09-05 |