P

Inventor

WU CHUN-CHE

TW59 patents
⚠️ This page may combine multiple inventors who share the name “WU CHUN-CHE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PRIMAX ELECTRONICS LTD

29 patents
US11681379B1Jun 20, 2023

Mouse device

PRIMAX ELECTRONICS LTD8 citations84
US11099667B1Aug 24, 2021

Roller module for a mouse device having a movable magnet

PRIMAX ELECTRONICS LTD10 citations84
US11061493B1Jul 13, 2021

Mouse roller module

PRIMAX ELECTRONICS LTD14 citations84
US9172419B2Oct 27, 2015

Protecting device for tablet computer

PRIMAX ELECTRONICS LTD9 citations84
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
US11625112B1Apr 11, 2023

Input device

PRIMAX ELECTRONICS LTD4 citations74
US11797108B1Oct 24, 2023

Mouse device

PRIMAX ELECTRONICS LTD6 citations73
US11567591B1Jan 31, 2023

Roller module

PRIMAX ELECTRONICS LTD3 citations73
US10599238B1Mar 24, 2020

Scroll mouse with plurality of weighting elements

PRIMAX ELECTRONICS LTD6 citations73
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
US11404224B1Aug 2, 2022

Keycap and key structure with same

PRIMAX ELECTRONICS LTD6 citations71
US10401980B2Sep 3, 2019

Mouse device with button feedback mechanism

PRIMAX ELECTRONICS LTD2 citations71
US10656673B1May 19, 2020

Keyboard device

PRIMAX ELECTRONICS LTD3 citations68
US10310633B2Jun 4, 2019

Mouse device

PRIMAX ELECTRONICS LTD1 citations60
US11810733B1Nov 7, 2023

Key structure

PRIMAX ELECTRONICS LTD0 citations52
US12321537B1Jun 3, 2025

Mouse device

PRIMAX ELECTRONICS LTD0 citations51
US9329707B2May 3, 2016

Input device

PRIMAX ELECTRONICS LTD1 citations51
US12393291B2Aug 19, 2025

Roller module and input device with same

PRIMAX ELECTRONICS LTD0 citations50
US12360617B1Jul 15, 2025

Roller module

PRIMAX ELECTRONICS LTD0 citations50
US12247597B2Mar 11, 2025

Input device assembly with support pad

PRIMAX ELECTRONICS LTD0 citations50
US12057266B2Aug 6, 2024

Wheel control mechanism and mouse device with same

PRIMAX ELECTRONICS LTD0 citations50
US12028063B2Jul 2, 2024

Input device control wheel

PRIMAX ELECTRONICS LTD0 citations50
US11728109B2Aug 15, 2023

Key structure

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
US12455638B1Oct 28, 2025

Roller module

PRIMAX ELECTRONICS LTD0 citations47

WU CHUN-CHE

18 patents

MICROSOFT TECHNOLOGY LICENSING LLC

1 patent

SU CHUN-NAN

1 patent

WISTRON CORP

1 patent

Showing the top 50 of 59 patents by PatentIndex Score.