Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D292771 | Ratchet wrench | — | 1987-11-17 |
| 4653299 | Key holder | — | 1987-03-31 |
| 4557056 | Electronic angle indicator | Sun Tai KIM | 1985-12-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D292771 | Ratchet wrench | — | 1987-11-17 |
| 4653299 | Key holder | — | 1987-03-31 |
| 4557056 | Electronic angle indicator | Sun Tai KIM | 1985-12-10 |