Inventor
CHANG CHEN-MING
TW10 patents
⚠️ This page may combine multiple inventors who share the name “CHANG CHEN-MING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PRIMAX ELECTRONICS LTD
8 patentsUS6204838B1Mar 20, 2001
Controlling scrolls of a screen image
PRIMAX ELECTRONICS LTD42 citations91
US6271824B1Aug 7, 2001
Scroll method of a computer system
PRIMAX ELECTRONICS LTD22 citations90
US8370772B2Feb 5, 2013
Touchpad controlling method and touch device using such method
PRIMAX ELECTRONICS LTD16 citations82
US10083808B1Sep 25, 2018
Luminous keyboard with gaming function
PRIMAX ELECTRONICS LTD2 citations71
US7053358B2May 30, 2006
Method and apparatus for real-time determining compatibility of a working surface with an optical mouse
PRIMAX ELECTRONICS LTD3 citations60
US6992653B2Jan 31, 2006
Pointing device with a rollable device and light source
PRIMAX ELECTRONICS LTD3 citations53
US10437706B2Oct 8, 2019
Debugging system and method for embedded device
PRIMAX ELECTRONICS LTD0 citations49
US10165611B2Dec 25, 2018
Bluetooth pairing system and operating method thereof
PRIMAX ELECTRONICS LTD0 citations30