Patents per Year
Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7322118 | Non-contact electronic level | Chih-Yung Cheng, Kung-Ho Su, Ching-Horng Hsiao, Shih Chang Chang | 2008-01-29 |
| 7088750 | Adjustable laser module | Sheng-Ching Wu, Ching-Hui Lin | 2006-08-08 |
| D523576 | Combination of camera and flashlight | Tony K. T. Chen, Yu-Hsi Yang, Li-Wen Wang, Yi-Lung Weng | 2006-06-20 |
| 5803582 | Laser pointer | — | 1998-09-08 |
| 5757563 | Multi-angle laser beam projector | — | 1998-05-26 |
| 5697700 | Handy laser pointer | — | 1997-12-16 |
| 5617304 | Combination of laser pointer and ballpoint pen | — | 1997-04-01 |
| 5584569 | Semiconductor laser module | — | 1996-12-17 |
| 5495675 | Laser sight for use in archery | — | 1996-03-05 |
| 5448587 | Structure of laser module | — | 1995-09-05 |
| 5394430 | Laser module | — | 1995-02-28 |