Inventor
CHIANG MENG-CHIEN
TW18 patents
⚠️ This page may combine multiple inventors who share the name “CHIANG MENG-CHIEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SERCOMM CORP
17 patentsUSD599334SSep 1, 2009
Dual-band antenna
SERCOMM CORP161 citations97
US9761092B2Sep 12, 2017
Doorbell system and doorbell control device
SERCOMM CORP28 citations93
US10325453B2Jun 18, 2019
Doorbell device and associated control method
SERCOMM CORP8 citations83
US9791173B2Oct 17, 2017
Heating device having heating transistor unit
SERCOMM CORP3 citations72
US9633530B2Apr 25, 2017
Doorbell device
SERCOMM CORP2 citations72
US9559791B2Jan 31, 2017
Wireless communication device for transceiving heterogeneous radio-frequency signals
SERCOMM CORP4 citations72
US9269241B2Feb 23, 2016
Tamper-resistant security device
SERCOMM CORP3 citations67
US10211994B2Feb 19, 2019
Power supply system, power sourcing equipment, and Ethernet Y cable
SERCOMM CORP4 citations66
US9786134B2Oct 10, 2017
Doorbell system and doorbell control device
SERCOMM CORP0 citations51
US12394995B2Aug 19, 2025
Internet of things device and battery power supply circuit thereof
SERCOMM CORP0 citations47
US11437925B2Sep 6, 2022
Green bridge circuit for adjusting direct current power source and alternating current power source
SERCOMM CORP0 citations47
US9973343B2May 15, 2018
Power supply system, power sourcing equipment, and ethernet Y cable
SERCOMM CORP0 citations45
US10699540B2Jun 30, 2020
Electronic device that can detect and report tampering
SERCOMM CORP0 citations44
US9882254B2Jan 30, 2018
Microstrip line filter
SERCOMM CORP0 citations41
US9538094B2Jan 3, 2017
IP camera with IR cut burnout and dislocation avoidance mechanism
SERCOMM CORP0 citations41
US8884209B2Nov 11, 2014
Light determination circuit
SERCOMM CORP0 citations41
US10741036B1Aug 11, 2020
Smoke detector for false alarm reduction
SERCOMM CORP0 citations30