Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11489523 | Touch control human machine interface | Cheng Chen Nieh, Yiu Cho Yuen | 2022-11-01 |
| 11431172 | Control system for use in controlling operation of an electrical appliance | Cheng Chen Nieh, Kwok Hang Leung, Man Kit Mok, Ka Shing Anthony Yuen | 2022-08-30 |
| 10852854 | Control system and device for use in controlling operation of an electrical appliance | Cheng Chen Nieh, Ka Leung Luk | 2020-12-01 |
| 10283291 | Waterproof toggle switch | — | 2019-05-07 |
| 10147567 | Push-button switch capable of adjusting output power | — | 2018-12-04 |