Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5035635 | Revolving safety socket | Shiang Shiun Tsai, Ming Jeng Tsai | 1991-07-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5035635 | Revolving safety socket | Shiang Shiun Tsai, Ming Jeng Tsai | 1991-07-30 |