Inventor
LIAO CHEN-CHENG
TW22 patents
⚠️ This page may combine multiple inventors who share the name “LIAO CHEN-CHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASIA OPTICAL CO INC
12 patentsUS6931737B1Aug 23, 2005
Laser level device
ASIA OPTICAL CO INC22 citations92
US7477459B2Jan 13, 2009
Micro lens
ASIA OPTICAL CO INC16 citations83
US7236314B2Jun 26, 2007
Compact lens system
ASIA OPTICAL CO INC15 citations83
US7599122B2Oct 6, 2009
Microscope optical system and digital microscope having the same
ASIA OPTICAL CO INC5 citations62
US7508597B2Mar 24, 2009
Compact wide-angle imaging lens system
ASIA OPTICAL CO INC5 citations62
US7317585B2Jan 8, 2008
Compact imaging lens system
ASIA OPTICAL CO INC6 citations62
US7212348B2May 1, 2007
Compact zoom lens system
ASIA OPTICAL CO INC2 citations62
US7782552B2Aug 24, 2010
Compact imaging lens system
ASIA OPTICAL CO INC0 citations51
US7599129B2Oct 6, 2009
Compact imaging lens system
ASIA OPTICAL CO INC0 citations51
US7508584B2Mar 24, 2009
Telescope with invariable display of digital data
ASIA OPTICAL CO INC0 citations51
US7486447B2Feb 3, 2009
Compact zoom lens
ASIA OPTICAL CO INC1 citations51
US7580201B2Aug 25, 2009
Zoom lens system
ASIA OPTICAL CO INC0 citations41
GENIUS ELECTRONIC OPTICAL CO LTD
5 patentsUS9383552B2Jul 5, 2016
Optical imaging lens and electronic device comprising the same
GENIUS ELECTRONIC OPTICAL CO LTD3 citations72
US9274314B2Mar 1, 2016
Imaging lens, and portable electronic apparatus including the same
GENIUS ELECTRONIC OPTICAL CO LTD3 citations72
US8953258B1Feb 10, 2015
Imaging lens, and portable electronic apparatus including the same
GENIUS ELECTRONIC OPTICAL CO LTD4 citations72
US9229193B2Jan 5, 2016
Imaging lens, and electronic apparatus including the same
GENIUS ELECTRONIC OPTICAL CO LTD0 citations41
US9158093B2Oct 13, 2015
Imaging lens, and electronic apparatus including the same
GENIUS ELECTRONIC OPTICAL CO LTD0 citations41