Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12394995 | Internet of things device and battery power supply circuit thereof | Yu-Ping Hsu | 2025-08-19 |
| 11437925 | Green bridge circuit for adjusting direct current power source and alternating current power source | Kuo-Fu Weng | 2022-09-06 |
| 10741036 | Smoke detector for false alarm reduction | Cheng-Jeng Chou | 2020-08-11 |
| 10699540 | Electronic device that can detect and report tampering | Wen-Chin Wang | 2020-06-30 |
| 10325453 | Doorbell device and associated control method | Chien-Ming Chen | 2019-06-18 |
| 10211994 | Power supply system, power sourcing equipment, and Ethernet Y cable | Chun-En Lin, Kuo-Fu Weng | 2019-02-19 |
| 9973343 | Power supply system, power sourcing equipment, and ethernet Y cable | Chun-En Lin, Kuo-Fu Weng | 2018-05-15 |
| 9882254 | Microstrip line filter | Chien-Ming Chen | 2018-01-30 |
| 9791173 | Heating device having heating transistor unit | Chien-Ming Chen | 2017-10-17 |
| 9786134 | Doorbell system and doorbell control device | Chien-Ming Chen | 2017-10-10 |
| 9761092 | Doorbell system and doorbell control device | Chien-Ming Chen | 2017-09-12 |
| 9633530 | Doorbell device | Chien-Ming Chen | 2017-04-25 |
| 9559791 | Wireless communication device for transceiving heterogeneous radio-frequency signals | Chien-Ming Chen | 2017-01-31 |
| 9538094 | IP camera with IR cut burnout and dislocation avoidance mechanism | Chien-Ming Chen | 2017-01-03 |
| 9269241 | Tamper-resistant security device | Po-Tsung Chen | 2016-02-23 |
| 8884209 | Light determination circuit | Yuan-Chih Huang | 2014-11-11 |
| 8228241 | Inverse F antenna | — | 2012-07-24 |
| D599334 | Dual-band antenna | — | 2009-09-01 |