Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6006477 | Umbrella rod structure of multiple tubes | — | 1999-12-28 |
| 5806545 | Control cords of an automatic umbrella | — | 1998-09-15 |
| 5803102 | Protecting structure of control members of a folded umbrella | — | 1998-09-08 |
| 5732725 | Safety runner used in umbrellas | — | 1998-03-31 |
| 5626160 | Umbrella having means for opening and closing the same automatically | — | 1997-05-06 |
| 5615698 | Umbrella folding and unfolding device | — | 1997-04-01 |
| D360522 | Attached movable trough for the umbrella ribs | — | 1995-07-25 |