Issued Patents All Time
Showing 51–63 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D453415 | Umbrella | — | 2002-02-12 |
| 6318391 | Windproof umbrella with multiple canopy and frame | — | 2001-11-20 |
| 6250319 | Vented umbrella | — | 2001-06-26 |
| 6237616 | Windproof umbrella | — | 2001-05-29 |
| 6173724 | Windproof umbrella (B) | — | 2001-01-16 |
| 6102058 | Pivotal coupling device for collapsible frame structure of self-opening umbrella | — | 2000-08-15 |
| 6076540 | Collapsible frame structure for self-opening umbrella | — | 2000-06-20 |
| D413198 | Umbrella | — | 1999-08-31 |
| D413199 | Umbrella handle | — | 1999-08-31 |
| D412783 | Umbrella handle | — | 1999-08-17 |
| D411762 | Umbrella | — | 1999-07-06 |
| 5372155 | Joint mechanism for an umbrella | — | 1994-12-13 |
| 5306520 | Method of discriminating an article | — | 1994-04-26 |