Inventor
CHEN CHIH-SHENG
TW105 patents
⚠️ This page may combine multiple inventors who share the name “CHEN CHIH-SHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICHWAVE TECHNOLOGY CORP
39 patentsUS10498230B1Dec 3, 2019
Voltage control device
RICHWAVE TECHNOLOGY CORP10 citations84
US10454479B2Oct 22, 2019
Inverter with balanced voltages across internal transistors
RICHWAVE TECHNOLOGY CORP4 citations73
US10416696B2Sep 17, 2019
Low dropout voltage regulator
RICHWAVE TECHNOLOGY CORP3 citations73
US10284084B2May 7, 2019
Power control circuit and method thereof
RICHWAVE TECHNOLOGY CORP2 citations73
US10270349B2Apr 23, 2019
Fast-charging voltage generator
RICHWAVE TECHNOLOGY CORP4 citations73
US10135134B2Nov 20, 2018
Antenna system for receiving and transmitting wireless signals
RICHWAVE TECHNOLOGY CORP2 citations73
US9543929B2Jan 10, 2017
Apparatus and method for obtaining power voltage from control signals
RICHWAVE TECHNOLOGY CORP4 citations73
US10447215B2Oct 15, 2019
Current compensation circuit
RICHWAVE TECHNOLOGY CORP2 citations72
US10027289B2Jul 17, 2018
Amplifier used to improve operational performance under bypass mode
RICHWAVE TECHNOLOGY CORP3 citations72
US11539362B1Dec 27, 2022
Radio frequency switch for providing constant isolation over multiple frequency bands
RICHWAVE TECHNOLOGY CORP3 citations71
US11199864B1Dec 14, 2021
Voltage control circuit reducing signal interference
RICHWAVE TECHNOLOGY CORP2 citations71
US10680524B2Jun 9, 2020
Fast-charging voltage generator
RICHWAVE TECHNOLOGY CORP4 citations71
US11799437B2Oct 24, 2023
Radio frequency device and multi-band matching circuit
RICHWAVE TECHNOLOGY CORP2 citations69
US10574196B2Feb 25, 2020
Amplifier device
RICHWAVE TECHNOLOGY CORP2 citations66
US11764736B2Sep 19, 2023
Bias compensation circuit of amplifier
RICHWAVE TECHNOLOGY CORP0 citations62
US11569784B2Jan 31, 2023
Power amplifier capable of maintaining constant gain regardless of temperature variations
RICHWAVE TECHNOLOGY CORP0 citations62
US11228308B2Jan 18, 2022
Switching circuit
RICHWAVE TECHNOLOGY CORP1 citations62
US10931239B2Feb 23, 2021
Amplification circuit
RICHWAVE TECHNOLOGY CORP1 citations62
US10353421B2Jul 16, 2019
Current mirror device and related amplifier circuit
RICHWAVE TECHNOLOGY CORP1 citations62
US10270401B2Apr 23, 2019
Two-stage electromagnetic induction transformer
RICHWAVE TECHNOLOGY CORP1 citations62
US11899048B2Feb 13, 2024
Voltage state detector
RICHWAVE TECHNOLOGY CORP0 citations61
US11609249B2Mar 21, 2023
Voltage state detector
RICHWAVE TECHNOLOGY CORP0 citations61
US11601100B2Mar 7, 2023
Radio frequency circuit
RICHWAVE TECHNOLOGY CORP0 citations60
US11258445B2Feb 22, 2022
Radio frequency apparatus and voltage generating device thereof
RICHWAVE TECHNOLOGY CORP0 citations60
US11073853B2Jul 27, 2021
Power supply with low variation of total radiated power
RICHWAVE TECHNOLOGY CORP1 citations60
US12436176B2Oct 7, 2025
Device of measuring duty cycle and compensation circuit utilizing the same
RICHWAVE TECHNOLOGY CORP0 citations59
US12063029B2Aug 13, 2024
Switch device
RICHWAVE TECHNOLOGY CORP0 citations59
US11742845B2Aug 29, 2023
Switch device
RICHWAVE TECHNOLOGY CORP0 citations59
US11703532B2Jul 18, 2023
Device of measuring duty cycle and compensation circuit utilizing the same
RICHWAVE TECHNOLOGY CORP0 citations59
US11411539B2Aug 9, 2022
Amplifier device
RICHWAVE TECHNOLOGY CORP0 citations59
US11251764B2Feb 15, 2022
Amplification device
RICHWAVE TECHNOLOGY CORP0 citations59
US10381987B2Aug 13, 2019
Predistorter for compensating linearity of an amplifier
RICHWAVE TECHNOLOGY CORP1 citations59
US12184318B2Dec 31, 2024
Radio frequency switch
RICHWAVE TECHNOLOGY CORP0 citations56
US11870445B2Jan 9, 2024
Radio frequency device and voltage generation and harmonic suppressor thereof
RICHWAVE TECHNOLOGY CORP0 citations55
US11716105B2Aug 1, 2023
Radio frequency switch with multiple shunt paths sharing a common ground pad
RICHWAVE TECHNOLOGY CORP1 citations55
US11757416B2Sep 12, 2023
Matching circuit
RICHWAVE TECHNOLOGY CORP1 citations53
US12184251B2Dec 31, 2024
Bias circuit and amplifier device
RICHWAVE TECHNOLOGY CORP0 citations52
US11539332B2Dec 27, 2022
Amplification circuit with over power protection
RICHWAVE TECHNOLOGY CORP0 citations52
US11296732B2Apr 5, 2022
Radio frequency signal transmission circuit with a high switching speed
RICHWAVE TECHNOLOGY CORP0 citations52
TREND MICRO INC
2 patentsBRITISH CAYMAN ISLANDS INTELLIGO TECH INC
2 patentsCHEN CHIH-SHENG
1 patentMACE TECH CORP
1 patentMEDIATEK INC
1 patentQISDA CORP
1 patentTRANSCEND INFORMATION INC
1 patentSUNPEX TECHNOLOGY CO LTD
1 patentTAIWAN SEMICONDUCTOR MFG
1 patentShowing the top 50 of 105 patents by PatentIndex Score.