Inventor
CAO DENSEN
US85 patents
⚠️ This page may combine multiple inventors who share the name “CAO DENSEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CAO GROUP INC
36 patentsUS7271420B2Sep 18, 2007
Monolitholic LED chip to emit multiple colors
CAO GROUP INC282 citations99
US6465961B1Oct 15, 2002
Semiconductor light source using a heat sink with a plurality of panels
CAO GROUP INC225 citations99
US6331111B1Dec 18, 2001
Curing light system useful for curing light activated composite materials
CAO GROUP INC329 citations99
US6783362B2Aug 31, 2004
Dental curing light using primary and secondary heat sink combination
CAO GROUP INC80 citations98
US6755649B2Jun 29, 2004
Curing light
CAO GROUP INC83 citations98
US6755648B2Jun 29, 2004
Curing light
CAO GROUP INC77 citations98
US6926524B2Aug 9, 2005
Curing light
CAO GROUP INC60 citations96
US6824294B2Nov 30, 2004
Light for use in activating light-activated materials, the light having a plurality of chips mounted in a gross well of a heat sink, and a dome covering the chips
CAO GROUP INC62 citations96
US6780010B2Aug 24, 2004
Curing light
CAO GROUP INC56 citations96
US7786499B2Aug 31, 2010
Replaceable through-hole high flux LED lamp
CAO GROUP INC11 citations93
US7728345B2Jun 1, 2010
Semiconductor light source for illuminating a physical space including a 3-dimensional lead frame
CAO GROUP INC20 citations93
US7294364B2Nov 13, 2007
Method for curing composite materials
CAO GROUP INC22 citations93
US7108504B2Sep 19, 2006
Light for use in activating light-activated materials, the light having insulators and an air jacket
CAO GROUP INC33 citations93
US7094054B2Aug 22, 2006
Dental curing light
CAO GROUP INC25 citations93
US7086858B2Aug 8, 2006
Semiconductor curing light system useful for curing light activated composite materials
CAO GROUP INC22 citations93
US7077648B2Jul 18, 2006
Curing light
CAO GROUP INC21 citations93
US7066732B2Jun 27, 2006
Method for curing light-curable materials
CAO GROUP INC27 citations93
US6988891B2Jan 24, 2006
Curing light
CAO GROUP INC37 citations93
US6988890B2Jan 24, 2006
Curing light
CAO GROUP INC39 citations93
US6981867B2Jan 3, 2006
Curing light
CAO GROUP INC45 citations93
US6979194B2Dec 27, 2005
Light for activating light-activated materials, the light including a plurality of individual chips and providing a particular spectral profile
CAO GROUP INC30 citations93
US6979193B2Dec 27, 2005
Curing light
CAO GROUP INC33 citations93
US6974319B2Dec 13, 2005
Curing light
CAO GROUP INC40 citations93
US6971875B2Dec 6, 2005
Dental curing light
CAO GROUP INC34 citations93
US6971876B2Dec 6, 2005
Curing light
CAO GROUP INC41 citations93
US6969253B2Nov 29, 2005
Light for use in activating light-activated materials, the light having at least one light emitting semiconductor chip, the chip being attached to a primary heat sink that is attached to a secondary heat sink using heat conductive and electrically insulative adhesive
CAO GROUP INC33 citations93
US6955537B2Oct 18, 2005
Light for use in activating light-activated materials, the light having a plurality of light emitting semiconductor chips emitting light of differing peak wavelengths to provide a wide light spectrum profile
CAO GROUP INC32 citations93
US6953340B2Oct 11, 2005
Light for use in activating light-activated materials, the light having a detachable light module containing a heat sink and a semiconductor chip
CAO GROUP INC33 citations93
US6932600B2Aug 23, 2005
Curing light
CAO GROUP INC38 citations93
US6929472B2Aug 16, 2005
Curing light
CAO GROUP INC44 citations93
US6910886B2Jun 28, 2005
Curing light
CAO GROUP INC37 citations93
US6799967B2Oct 5, 2004
Light for use in activating light-activated materials, the light having a plurality of light emitting single chip arrays
CAO GROUP INC45 citations93
US7283230B2Oct 16, 2007
Semiconductor forensic light kit
CAO GROUP INC22 citations92
US7267457B2Sep 11, 2007
Method for detecting forensic evidence
CAO GROUP INC21 citations92
US6954270B2Oct 11, 2005
Method for detecting forensic evidence
CAO GROUP INC39 citations92
USD740117SOct 6, 2015
Packaging tray
CAO GROUP INC37 citations91
CAO DENSEN
7 patentsUS7485116B2Feb 3, 2009
Laser systems, with a fiber storage and dispensing unit, useful in medicine and dentistry
CAO DENSEN58 citations98
US8653723B2Feb 18, 2014
LED light bulbs for space lighting
CAO DENSEN117 citations97
US9295537B2Mar 29, 2016
Three dimensional curing light
CAO DENSEN29 citations94
US8834457B2Sep 16, 2014
Modular surgical laser systems
CAO DENSEN40 citations94
US8337097B2Dec 25, 2012
Modular surgical laser systems
CAO DENSEN24 citations93
US7976211B2Jul 12, 2011
Light bulb utilizing a replaceable LED light source
CAO DENSEN42 citations93
US7224001B2May 29, 2007
Semiconductor light source
CAO DENSEN50 citations93
(unassigned)
6 patentsUS6746885B2Jun 8, 2004
Method for making a semiconductor light source
156 citations99
US6634770B2Oct 21, 2003
Light source using semiconductor devices mounted on a heat sink
278 citations99
US6719558B2Apr 13, 2004
Curing light
80 citations98
US6719559B2Apr 13, 2004
Curing light
107 citations98
US6719446B2Apr 13, 2004
Semiconductor light source for providing visible light to illuminate a physical space
97 citations98
US6634771B2Oct 21, 2003
Semiconductor light source using a primary and secondary heat sink combination
66 citations96
FAIRCHILD SEMICONDUCTOR
1 patentShowing the top 50 of 85 patents by PatentIndex Score.