Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5286003 | Jack | — | 1994-02-15 |
| 5280871 | Securing base | — | 1994-01-25 |
| 5277438 | Collapsible recuperating walker | — | 1994-01-11 |
| 5265969 | Angle-adjustable joint | — | 1993-11-30 |
| 5263507 | Collapsible tent frame | — | 1993-11-23 |
| 5261682 | Collapsible recuperating walker | — | 1993-11-16 |
| 5159947 | Collapsible tent frame | Jung-Tai Lin | 1992-11-03 |