Inventor
TSENG YING-CHE
TW35 patents
⚠️ This page may combine multiple inventors who share the name “TSENG YING-CHE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PRIMAX ELECTRONICS LTD
27 patentsUS9845048B1Dec 19, 2017
Car door opening pre-detection system
PRIMAX ELECTRONICS LTD48 citations92
US9959721B1May 1, 2018
Anti-theft system and operating method thereof
PRIMAX ELECTRONICS LTD12 citations82
US10108276B2Oct 23, 2018
Mouse device
PRIMAX ELECTRONICS LTD2 citations72
US9146649B1Sep 29, 2015
Passive touch pen
PRIMAX ELECTRONICS LTD6 citations72
US11729923B1Aug 15, 2023
Electronic device assembly
PRIMAX ELECTRONICS LTD2 citations71
US10488457B2Nov 26, 2019
Circuit test system and method
PRIMAX ELECTRONICS LTD2 citations71
US9950666B1Apr 24, 2018
Car seat with warning function
PRIMAX ELECTRONICS LTD2 citations71
US10310629B2Jun 4, 2019
Joystick-type mouse
PRIMAX ELECTRONICS LTD1 citations61
US10209784B2Feb 19, 2019
Combination type mouse
PRIMAX ELECTRONICS LTD1 citations60
US8933355B2Jan 13, 2015
Switch triggering device
PRIMAX ELECTRONICS LTD2 citations57
US12524089B2Jan 13, 2026
Method and system for operating software program through movement trajectories and AI algorithms
PRIMAX ELECTRONICS LTD0 citations50
US11265953B2Mar 1, 2022
Intellectual host switching system and method
PRIMAX ELECTRONICS LTD0 citations50
US10133367B2Nov 20, 2018
Air pressure sensing type mouse
PRIMAX ELECTRONICS LTD1 citations50
US10019073B2Jul 10, 2018
Keyboard device
PRIMAX ELECTRONICS LTD0 citations50
US7753548B2Jul 13, 2010
Input device having indicating lamp
PRIMAX ELECTRONICS LTD1 citations50
US10983658B2Apr 20, 2021
Cursor control system and cursor control method
PRIMAX ELECTRONICS LTD0 citations49
US10955476B2Mar 23, 2021
Unlimited multiplexing testing system for press type switch
PRIMAX ELECTRONICS LTD0 citations49
US12045177B2Jul 23, 2024
Data report rate adjustment method
PRIMAX ELECTRONICS LTD0 citations47
US9950623B2Apr 24, 2018
Vehicular projection system
PRIMAX ELECTRONICS LTD0 citations42
US10429951B2Oct 1, 2019
Mouse device with adjustable moving resolution
PRIMAX ELECTRONICS LTD0 citations40
US10310635B2Jun 4, 2019
Mouse device
PRIMAX ELECTRONICS LTD0 citations40
US9836138B2Dec 5, 2017
Touch pen
PRIMAX ELECTRONICS LTD0 citations40
US7744238B2Jun 29, 2010
Input device having multi-stage indicating lamp
PRIMAX ELECTRONICS LTD0 citations40
US10691226B2Jun 23, 2020
Input device detection system and method
PRIMAX ELECTRONICS LTD0 citations39
US10146364B2Dec 4, 2018
Touch pad input device
PRIMAX ELECTRONICS LTD0 citations39
US9742215B2Aug 22, 2017
Input device
PRIMAX ELECTRONICS LTD0 citations39
US9348461B2May 24, 2016
Input system
PRIMAX ELECTRONICS LTD0 citations39
VIA TECH INC
6 patentsUS7598592B2Oct 6, 2009
Capacitor structure for integrated circuit
VIA TECH INC9 citations84
US7446609B2Nov 4, 2008
Variable gain amplifier with gain adjusting circuit
VIA TECH INC10 citations83
US7570099B2Aug 4, 2009
Conversion mixer with high impedance circuit
VIA TECH INC8 citations76
US7518459B2Apr 14, 2009
Harmonic-rejection modulation device
VIA TECH INC6 citations60
US7639084B2Dec 29, 2009
Power amplifier with nonlinear compensation, and method thereof
VIA TECH INC6 citations59
US7499693B2Mar 3, 2009
Mixer for homodyne RF receiver
VIA TECH INC2 citations59