Inventor
KANG YI-HAO
TW19 patents
⚠️ This page may combine multiple inventors who share the name “KANG YI-HAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YOUNG OPTICS INC
13 patentsUS7859770B2Dec 28, 2010
Fixed-focus lens
YOUNG OPTICS INC11 citations83
US7350928B2Apr 1, 2008
Projection display system
YOUNG OPTICS INC13 citations83
US7405885B2Jul 29, 2008
Zoom lens
YOUNG OPTICS INC10 citations82
US7423819B1Sep 9, 2008
Fixed-focus lens
YOUNG OPTICS INC16 citations80
US7466501B1Dec 16, 2008
Fixed-focus lens
YOUNG OPTICS INC8 citations72
US8054541B2Nov 8, 2011
Fixed-focus lens
YOUNG OPTICS INC5 citations62
US7952817B2May 31, 2011
Projection lens
YOUNG OPTICS INC5 citations62
US7551363B2Jun 23, 2009
Fixed-focus lens
YOUNG OPTICS INC2 citations62
US7505209B2Mar 17, 2009
Fixed-focus lens
YOUNG OPTICS INC3 citations61
US7450320B2Nov 11, 2008
Zoom lens
YOUNG OPTICS INC5 citations61
US7080908B2Jul 25, 2006
Optical system for projection display apparatus
YOUNG OPTICS INC4 citations61
US6834967B2Dec 28, 2004
Optical system for projection display
YOUNG OPTICS INC2 citations61
US7502179B2Mar 10, 2009
Fixed-focus lens
YOUNG OPTICS INC1 citations50