Inventor
SU CHUN-NAN
TW45 patents
⚠️ This page may combine multiple inventors who share the name “SU CHUN-NAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PRIMAX ELECTRONICS LTD
32 patentsUS11681379B1Jun 20, 2023
Mouse device
PRIMAX ELECTRONICS LTD8 citations84
US9172419B2Oct 27, 2015
Protecting device for tablet computer
PRIMAX ELECTRONICS LTD9 citations84
US7522545B2Apr 21, 2009
Wireless peripheral system for use with computer
PRIMAX ELECTRONICS LTD9 citations82
US8369074B2Feb 5, 2013
Keyboard device for use with tablet personal computer
PRIMAX ELECTRONICS LTD13 citations79
US12039114B1Jul 16, 2024
Mouse device including a magnetic ratchet
PRIMAX ELECTRONICS LTD3 citations74
US11797108B1Oct 24, 2023
Mouse device
PRIMAX ELECTRONICS LTD6 citations73
US11567591B1Jan 31, 2023
Roller module
PRIMAX ELECTRONICS LTD3 citations73
US11728108B2Aug 15, 2023
Control device
PRIMAX ELECTRONICS LTD2 citations72
US10444872B2Oct 15, 2019
Mouse with electromagnetic module
PRIMAX ELECTRONICS LTD6 citations72
US10409397B2Sep 10, 2019
Mouse with soundless scroll wheel module
PRIMAX ELECTRONICS LTD3 citations72
US10162434B1Dec 25, 2018
Mouse with inertia roller module
PRIMAX ELECTRONICS LTD3 citations72
US11604522B1Mar 14, 2023
Dynamic data transmission format adjustment method and wireless peripheral device using same
PRIMAX ELECTRONICS LTD2 citations70
US10656673B1May 19, 2020
Keyboard device
PRIMAX ELECTRONICS LTD3 citations68
US11531413B1Dec 20, 2022
Wireless input system
PRIMAX ELECTRONICS LTD1 citations60
US7724708B2May 25, 2010
Channel switching method for use with wireless peripheral device
PRIMAX ELECTRONICS LTD5 citations57
US12321537B1Jun 3, 2025
Mouse device
PRIMAX ELECTRONICS LTD0 citations51
US11915889B2Feb 27, 2024
Control device
PRIMAX ELECTRONICS LTD0 citations51
US9329707B2May 3, 2016
Input device
PRIMAX ELECTRONICS LTD1 citations51
US7667688B2Feb 23, 2010
Cursor control device
PRIMAX ELECTRONICS LTD0 citations51
US12524089B2Jan 13, 2026
Method and system for operating software program through movement trajectories and AI algorithms
PRIMAX ELECTRONICS LTD0 citations50
US12393291B2Aug 19, 2025
Roller module and input device with same
PRIMAX ELECTRONICS LTD0 citations50
US12360617B1Jul 15, 2025
Roller module
PRIMAX ELECTRONICS LTD0 citations50
US12057266B2Aug 6, 2024
Wheel control mechanism and mouse device with same
PRIMAX ELECTRONICS LTD0 citations50
US10903025B1Jan 26, 2021
Keyboard with vibration function
PRIMAX ELECTRONICS LTD0 citations50
US12574668B2Mar 10, 2026
Headphone with external accessory
PRIMAX ELECTRONICS LTD0 citations49
US11481050B1Oct 25, 2022
Function parameter switching memory circuit for peripheral device and operating method thereof
PRIMAX ELECTRONICS LTD0 citations44
US12490012B2Dec 2, 2025
Headphone device
PRIMAX ELECTRONICS LTD0 citations43
US10705555B2Jul 7, 2020
Roller module
PRIMAX ELECTRONICS LTD0 citations42
US10585501B2Mar 10, 2020
Mouse with low friction roller module
PRIMAX ELECTRONICS LTD0 citations41
US10490898B2Nov 26, 2019
Antenna structure and circuit module and electronic device using the same
PRIMAX ELECTRONICS LTD0 citations40
US7888822B2Feb 15, 2011
Power-saving laser pointer mouse
PRIMAX ELECTRONICS LTD0 citations40
US10691227B2Jun 23, 2020
Mouse device
PRIMAX ELECTRONICS LTD0 citations35
WU CHUN-CHE
5 patentsUS8536472B2Sep 17, 2013
Rotary switch mechanism
WU CHUN-CHE41 citations94
US8477493B2Jul 2, 2013
Storage device for tablet personal computer
WU CHUN-CHE15 citations83
US8089463B2Jan 3, 2012
Chargeable wireless mouse attachable to a computer host via a wireless signal receiver having a charging plate
WU CHUN-CHE1 citations52
US8228685B2Jul 24, 2012
Handheld electronic device and button input device for use with handheld electronic device
WU CHUN-CHE0 citations41
US8203532B2Jun 19, 2012
Portable mouse attachable on a surface of an object
WU CHUN-CHE0 citations41