Assignee
PRIMAX ELECTRONICS LTD
TW934 patents
Top patents by PatentIndex Score
US5771038AJun 23, 1998
Control device for display state change on monitor
PRIMAX ELECTRONICS LTD177 citations99
US6131134AOct 10, 2000
Hot plug-and-play converter of a universal serial bus interface
PRIMAX ELECTRONICS LTD191 citations98
US5457479AOct 10, 1995
Apparatus having dual modes for controlling cursor on display screen
PRIMAX ELECTRONICS LTD174 citations98
US6075533AJun 13, 2000
Method of utilizing a three-dimensional mouse in the windows operating systems
PRIMAX ELECTRONICS LTD131 citations97
US7528883B2May 5, 2009
Method for blurred image judgment
PRIMAX ELECTRONICS LTD50 citations96
US6741064B2May 25, 2004
Power charging system and related apparatus
PRIMAX ELECTRONICS LTD97 citations96
US6618807B1Sep 9, 2003
Computer system with an external and portable electronic key for encryption and decryption processes
PRIMAX ELECTRONICS LTD62 citations96
US6528970B1Mar 4, 2003
Charger capable of converting multiple power sources
PRIMAX ELECTRONICS LTD81 citations96
US6456977B1Sep 24, 2002
Voice control module for controlling a game controller
PRIMAX ELECTRONICS LTD79 citations96
US6445087B1Sep 3, 2002
Networking power plug device with automated power outlet control
PRIMAX ELECTRONICS LTD218 citations96
US6351257B1Feb 26, 2002
Pointing device which uses an image picture to generate pointing signals
PRIMAX ELECTRONICS LTD64 citations96
US6326950B1Dec 4, 2001
Pointing device using two linear sensors and fingerprints to generate displacement signals
PRIMAX ELECTRONICS LTD74 citations96
US6247814B1Jun 19, 2001
Projecting device for displaying electronic images
PRIMAX ELECTRONICS LTD74 citations96
USD447758SSep 11, 2001
Camera
PRIMAX ELECTRONICS LTD62 citations95
US6239841B1May 29, 2001
Clamping apparatus for fixing a small electronic camera on an LCD panel
PRIMAX ELECTRONICS LTD61 citations95
US5883619AMar 16, 1999
Computer mouse for scrolling a view of an image
PRIMAX ELECTRONICS LTD339 citations95
US5808568ASep 15, 1998
Finger operated module for generating encoding signals
PRIMAX ELECTRONICS LTD105 citations95
US5739821AApr 14, 1998
Method for pointing a window frame or an icon of a window interface
PRIMAX ELECTRONICS LTD70 citations95
US9634661B1Apr 25, 2017
Optical switch keyboard
PRIMAX ELECTRONICS LTD28 citations94
US9213416B2Dec 15, 2015
Illuminated keyboard
PRIMAX ELECTRONICS LTD51 citations94
US9040856B2May 26, 2015
Luminous keyboard device
PRIMAX ELECTRONICS LTD28 citations94
US9214301B2Dec 15, 2015
Luminous keyboard device
PRIMAX ELECTRONICS LTD22 citations93
US6461002B1Oct 8, 2002
Projector tilt adjust system comprising a latching mechanism for a height-adjusting system
PRIMAX ELECTRONICS LTD64 citations93
US5870081AFeb 9, 1999
Mouse housing structure
PRIMAX ELECTRONICS LTD46 citations93
US10014341B1Jul 3, 2018
Optical fingerprint identification module
PRIMAX ELECTRONICS LTD20 citations92
US9845048B1Dec 19, 2017
Car door opening pre-detection system
PRIMAX ELECTRONICS LTD48 citations92
US8890014B1Nov 18, 2014
Luminous keyboard and light guide plate module thereof
PRIMAX ELECTRONICS LTD28 citations92
US7623277B2Nov 24, 2009
Duplex scanning apparatus
PRIMAX ELECTRONICS LTD23 citations92
US7584545B2Sep 8, 2009
Floating sheet article thickness detecting device
PRIMAX ELECTRONICS LTD29 citations92
US6682006B2Jan 27, 2004
Shredder which can shred small media
PRIMAX ELECTRONICS LTD37 citations92
US6641405B2Nov 4, 2003
Vehicular power plug with adjustable length
PRIMAX ELECTRONICS LTD25 citations92
US6364488B1Apr 2, 2002
Projection display device for displaying electrically encoded images
PRIMAX ELECTRONICS LTD22 citations92
US6243079B1Jun 5, 2001
Initialization method for one-way communications and apparatus for use therewith
PRIMAX ELECTRONICS LTD25 citations92
US6160537ADec 12, 2000
Computer joystick for moving an object in three dimensions
PRIMAX ELECTRONICS LTD26 citations92
US6121955ASep 19, 2000
Computer joystick having two optical sensors for generating vector signals
PRIMAX ELECTRONICS LTD31 citations92
US6089719AJul 18, 2000
Projecting device for displaying electrical images
PRIMAX ELECTRONICS LTD40 citations92
US6064778AMay 16, 2000
Method and apparatus for near real-time document skew compensation
PRIMAX ELECTRONICS LTD66 citations92
US5995034ANov 30, 1999
Computer joystick with a removable joystick handle
PRIMAX ELECTRONICS LTD24 citations92
USD380207SJun 24, 1997
Handy track pointer
PRIMAX ELECTRONICS LTD23 citations92
USD377789SFeb 4, 1997
Touch pad
PRIMAX ELECTRONICS LTD26 citations92
USD371771SJul 16, 1996
Computer mouse
PRIMAX ELECTRONICS LTD25 citations92
US7893376B2Feb 22, 2011
Key structure with scissors-type connecting member
PRIMAX ELECTRONICS LTD54 citations91
US6330084B1Dec 11, 2001
Flatbed scanner with a self-driven scanning module
PRIMAX ELECTRONICS LTD40 citations91
US6204838B1Mar 20, 2001
Controlling scrolls of a screen image
PRIMAX ELECTRONICS LTD42 citations91
US6147780ANov 14, 2000
Scanner which takes samples from different positions of a document to increase its resolution
PRIMAX ELECTRONICS LTD24 citations91
US6135820AOct 24, 2000
Conductive electrode structure for double-sided multi-socket adapter panel
PRIMAX ELECTRONICS LTD38 citations91
US6121868ASep 19, 2000
Electric switch device which can prevent damage to it and devices connected to it
PRIMAX ELECTRONICS LTD31 citations91
US6021212AFeb 1, 2000
Electronic key device using a fingerprint to initiate a computer system
PRIMAX ELECTRONICS LTD52 citations91
US6020888AFeb 1, 2000
Display control system having a window interface for organizing program and directory icons
PRIMAX ELECTRONICS LTD29 citations91
US5959614ASep 28, 1999
Pointing control system for controlling rotations of an object within a three dimensional view
PRIMAX ELECTRONICS LTD50 citations91
Showing the top 50 of 934 patents by PatentIndex Score.