Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5069611 | Vertically-movable blow molding apparatus | — | 1991-12-03 |
| 4912861 | Removable pressure-adjustable shock-absorbing cushion device with an inflation pump for sports goods | — | 1990-04-03 |
| 4722131 | Air cushion shoe sole | — | 1988-02-02 |
| 4673007 | Air and liquid pump for cushion shoes, combined a pressure scale and a ball pen | — | 1987-06-16 |
| 4670995 | Air cushion shoe sole | — | 1987-06-09 |