Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10091473 | Driver circuit having light source driver at primary side | Chi-Jen Chen, Fang-Chieh Lu, Chuan-Chu Chen | 2018-10-02 |
| 9977660 | Method of controlling and managing electronic device and control system using same | Wai-Tung Cheung, Shih-Cheng Lan, Ho-Cheung Cheung | 2018-05-22 |
| 9934007 | Method for operating tool in working environment and machine using such method | Wai-Tung Cheung, Shih-Cheng Lan, Ho-Cheung Cheung | 2018-04-03 |
| 9915389 | Mechanically-retained sealing disks for use with fluid regulators | Ron Pelfrey | 2018-03-13 |