Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1079699 | Keyboard | — | 2025-06-17 |
| 11979708 | Linear movement bistable electromagnetic switch | Tao Yan, Tianbao Yan | 2024-05-07 |
| 8943928 | Ratchet wheel wrench | — | 2015-02-03 |
| 7434274 | Panoramic-view diving mask with self-sealing, non-glued removable and integrally formed lenses | — | 2008-10-14 |
| 7172278 | Near-sighted lens of wide-vision diving mirror | — | 2007-02-06 |
| 7125115 | Panoramic-view diving mask with self-sealing, non-glued removable watertight lens having contoured lips | — | 2006-10-24 |
| 7089929 | Snorkel mouthpiece set | — | 2006-08-15 |
| 6921165 | Self-sealing, non-glued removable watertight lens assembly method of a panoramic-view diving mask | — | 2005-07-26 |
| 6820615 | Mask tightening strap | — | 2004-11-23 |