Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11068358 | Method for backing up and restoring disc management information | — | 2021-07-20 |
| 10679665 | Control method of optical disc drive system when optical disc write failure occurs | — | 2020-06-09 |
| 9959896 | Optical disc drive | Chia-Hao Hsu | 2018-05-01 |
| 8764580 | Golf ball having relationships among the densities of various layers | Hideyuki Ishii, Chien-Hsin Chou, Yasushi Ichikawa, Chen-Tai Liu, Arthur Molinari | 2014-07-01 |
| 8663512 | Kit and method for customization of golf balls | Chen-Tai Liu, Hideyuki Ishii, Chia-Chyi Cheng | 2014-03-04 |