Inventor
CHENG YU-CHIH
TW39 patents
⚠️ This page may combine multiple inventors who share the name “CHENG YU-CHIH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHENG YU-CHIH
12 patentsUSD550758SSep 11, 2007
Eyeglasses
CHENG YU-CHIH64 citations97
USD633553SMar 1, 2011
Eyeglasses
CHENG YU-CHIH24 citations92
USD547788SJul 31, 2007
Eyegear
CHENG YU-CHIH19 citations92
US8164017B2Apr 24, 2012
Key structure and keyboard having such key structure
CHENG YU-CHIH9 citations84
US7458680B1Dec 2, 2008
Eyeglasses
CHENG YU-CHIH9 citations84
USD572293SJul 1, 2008
Eyeglasses
CHENG YU-CHIH10 citations84
US8081160B2Dec 20, 2011
Separable and shape-changeable mouse
CHENG YU-CHIH12 citations82
US8080755B2Dec 20, 2011
Key structure and keyboard having such key structure
CHENG YU-CHIH6 citations62
US7192135B1Mar 20, 2007
Eyeglasses assembly
CHENG YU-CHIH6 citations62
US7671842B2Mar 2, 2010
Dual mode input device
CHENG YU-CHIH0 citations52
US7167160B2Jan 23, 2007
Dual mode input device
CHENG YU-CHIH1 citations52
US7546233B2Jun 9, 2009
Succession Chinese character input method
CHENG YU-CHIH0 citations41
PRIMAX ELECTRONICS LTD
8 patentsUS7538291B1May 26, 2009
Micro switch
PRIMAX ELECTRONICS LTD14 citations84
US7527534B1May 5, 2009
Cable clamping device
PRIMAX ELECTRONICS LTD12 citations84
US6690352B2Feb 10, 2004
Multi-mode input control device
PRIMAX ELECTRONICS LTD19 citations82
US7999203B2Aug 16, 2011
Electroluminescent keyboard
PRIMAX ELECTRONICS LTD3 citations63
US7207813B1Apr 24, 2007
Connector for coupling a data communication socket with a computer's peripheral device
PRIMAX ELECTRONICS LTD3 citations62
US7570248B2Aug 4, 2009
Mouse having storable hook module
PRIMAX ELECTRONICS LTD1 citations52
US7919876B2Apr 5, 2011
Small-sized power package
PRIMAX ELECTRONICS LTD0 citations42
US7667689B2Feb 23, 2010
Mouse device with mechanism to switch mode for roller operation
PRIMAX ELECTRONICS LTD0 citations37
FUTAIJING PREC ELECTRONICS YANTAI CO LTD
6 patentsUS12179672B2Dec 31, 2024
Energy absorbing structure for vehicle-mounted display screen and display screen using the same
FUTAIJING PREC ELECTRONICS YANTAI CO LTD3 citations72
US12496983B2Dec 16, 2025
Screen bracket and vehicle-mounted rotating screen
FUTAIJING PREC ELECTRONICS YANTAI CO LTD0 citations60
US12439534B2Oct 7, 2025
Rotating device providing rotation with failsafe release on overload and rotatable display apparatus
FUTAIJING PREC ELECTRONICS YANTAI CO LTD0 citations60
US12044351B2Jul 23, 2024
Rotary device with automatic reset function and display screen using the same
FUTAIJING PREC ELECTRONICS YANTAI CO LTD0 citations60
US11746848B1Sep 5, 2023
Buffer bracket
FUTAIJING PREC ELECTRONICS YANTAI CO LTD1 citations60
US12485753B2Dec 2, 2025
Displaying device and rotating assembly
FUTAIJING PREC ELECTRONICS YANTAI CO LTD0 citations50