Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6064370 | Z-axis flywheel control of a computer input device | Chin-Huan Chien | 2000-05-16 |
| 5040319 | Sound sensitive toy assembly including reciprocating mechanism | Kuang-Chih Wang | 1991-08-20 |
| D292580 | Telephone set | — | 1987-11-03 |