Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6138699 | Anti-slip base for a crutch | — | 2000-10-31 |
| 6079431 | Underarm cane device | — | 2000-06-27 |
| 4815737 | Game ball | Rong Su, Cheng-I Su, Mai-Lin Su | 1989-03-28 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6138699 | Anti-slip base for a crutch | — | 2000-10-31 |
| 6079431 | Underarm cane device | — | 2000-06-27 |
| 4815737 | Game ball | Rong Su, Cheng-I Su, Mai-Lin Su | 1989-03-28 |