Inventor
CHENG KWOK SING
CN25 patents
⚠️ This page may combine multiple inventors who share the name “CHENG KWOK SING”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HK APPLIED SCIENCE & TECH RES
8 patentsUS8792782B1Jul 29, 2014
Interchangeable zoom lens actuator with auto-focus adjustment
HK APPLIED SCIENCE & TECH RES19 citations90
US7725014B2May 25, 2010
Actuator for linear motion and tilting motion
HK APPLIED SCIENCE & TECH RES31 citations89
US7889445B2Feb 15, 2011
Lens actuation device, optical system and camera
HK APPLIED SCIENCE & TECH RES4 citations61
US7791827B2Sep 7, 2010
Miniature actuator and optical apparatus
HK APPLIED SCIENCE & TECH RES6 citations61
US8737830B2May 27, 2014
Interchangeable zoom lens actuator with auto-focus adjustment
HK APPLIED SCIENCE & TECH RES3 citations60
US7671972B2Mar 2, 2010
Optical sensing methods and apparatus
HK APPLIED SCIENCE & TECH RES4 citations59
US7733506B2Jun 8, 2010
Optical tilt monitoring apparatus
HK APPLIED SCIENCE & TECH RES0 citations51
US8031419B2Oct 4, 2011
Compact imaging device
HK APPLIED SCIENCE & TECH RES1 citations49
FAN KIN MING
5 patentsUS8249440B2Aug 21, 2012
Multi-drive mechanism lens actuator
FAN KIN MING9 citations81
US9002188B2Apr 7, 2015
Multi-drive mechanism lens actuator
FAN KIN MING1 citations49
US8593743B2Nov 26, 2013
Magnetic structure for compact imaging device
FAN KIN MING0 citations47
US8692932B2Apr 8, 2014
Compact imaging device having a laminated component
FAN KIN MING0 citations45
US9217841B2Dec 22, 2015
Compact camera module with zoom and auto-focus actuators sharing the same rotating annular magnet with alternating thick and thin poles
FAN KIN MING0 citations39