Inventor
TSAI HUO-LU
TW35 patents
⚠️ This page may combine multiple inventors who share the name “TSAI HUO-LU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TSAI HUO-LU
12 patentsUS8247714B2Aug 21, 2012
Back lighted membrane keyboard with components being secured together by subjecting to ultrasonic welding
TSAI HUO-LU22 citations92
US7057125B1Jun 6, 2006
Backlighting keyboard
TSAI HUO-LU48 citations92
USD399838SOct 20, 1998
Keyboard
TSAI HUO-LU29 citations92
US6958458B1Oct 25, 2005
Key switch device having high drawability
TSAI HUO-LU19 citations84
USD433682SNov 14, 2000
Wireless keyboard
TSAI HUO-LU10 citations74
USD427596SJul 4, 2000
Multi-media home computer terminal
TSAI HUO-LU7 citations74
USD390549SFeb 10, 1998
Keyboard
TSAI HUO-LU13 citations74
USD389137SJan 13, 1998
Keyboard
TSAI HUO-LU12 citations74
US7897885B2Mar 1, 2011
Digitizer pen capable of utilizing solar power
TSAI HUO-LU4 citations63
US7304860B2Dec 4, 2007
Printed circuit board with thin film switches for a keyboard
TSAI HUO-LU2 citations63
US7301112B1Nov 27, 2007
Illuminating keyboard
TSAI HUO-LU2 citations63
US7280369B2Oct 9, 2007
Multi-layer printed circuit board for a keyboard
TSAI HUO-LU0 citations52
(unassigned)
11 patentsUS5878872AMar 9, 1999
Key switch assembly for a computer keyboard
74 citations96
US6538642B2Mar 25, 2003
Portable input apparatus
39 citations92
US6496365B2Dec 17, 2002
Input apparatus for wireless communications with a portable computerized apparatus
26 citations92
US5964341AOct 12, 1999
Key switch assembly for a computer keyboard
23 citations92
US5829579ANov 3, 1998
Key switch assembly for a computer keyboard
32 citations92
US5994655ANov 30, 1999
Key switch assembly for a computer keyboard
18 citations84
US5767468AJun 16, 1998
Key switch asembly for a computer keyboard
18 citations84
US6906272B1Jun 14, 2005
Key switch device having high drawability
9 citations74
US5973281AOct 26, 1999
Key switch assembly for computer keyboard
8 citations74
US6805507B2Oct 19, 2004
Keyboard device
5 citations63
US5823324AOct 20, 1998
Key switch assembly for a computer keyboard
4 citations63
SUNREX TECHNOLOGY CORP
7 patentsUS7847204B2Dec 7, 2010
Multicolor transparent computer keyboard
SUNREX TECHNOLOGY CORP75 citations98
US7608792B1Oct 27, 2009
Membrane keyboard/keypad with arrangement for uniformly lighting keys from background
SUNREX TECHNOLOGY CORP70 citations98
US6020566AFeb 1, 2000
Device of balancing lever in a multiplicative key
SUNREX TECHNOLOGY CORP21 citations92
US7565180B2Jul 21, 2009
Dial system for a steering wheel of an automobile
SUNREX TECHNOLOGY CORP9 citations84
US7548770B2Jun 16, 2009
Dial system for a steering wheel of an automobile
SUNREX TECHNOLOGY CORP7 citations74
US7969718B2Jun 28, 2011
Computer keyboard with transparent covers for protecting key characters
SUNREX TECHNOLOGY CORP1 citations52
US9035885B2May 19, 2015
Optical input apparatus
SUNREX TECHNOLOGY CORP0 citations42