Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10304579 | PI-orbital semiconductor quantum cell | — | 2019-05-28 |
| 7408849 | Tilt adjustment device for an optical disk drive | Jeng-Jiun Chen, Chih-Chung Hsieh, Hui-Chung Leu | 2008-08-05 |
| 7397753 | System and method for measuring signal deviation used in an optical recording/reproducing apparatus | Jeng-Jiun Chen, Chao Chen | 2008-07-08 |
| 7123573 | Method for reducing the rotation speed of an automatic ball balancing system of an optical disk reading device | Lih-Hwa Kuo, Jeng-Jiun Chen | 2006-10-17 |
| 6831286 | Method for determining a tilt angle of an optical pickup head | Han-Chao Chen, Jeng-Jiun Chen | 2004-12-14 |
| 6785899 | Adjusting device for an optical disk reading device | Han-Chao Chen, Jeng-Jiun Chen | 2004-08-31 |