CAO; Densen

Patent Applications and Registrations

Patent applications and USPTO patent grants for CAO; Densen.The latest application filed is for "curing light".

Company Profile

7.87.128

CAO; Densen - Sandy UT
Cao; Densen - West Jordan UT

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Curing Light App 20220273410 - CAO; Densen	2022-09-01
Systems Combining Therapeutic Lasers And Curing Lights App 20220273399 - LIN; Zhaohui ; et al.	2022-09-01
Systems And Methods To Reduce Spatter And Aerosol During Dental Procedures App 20220133454 - Cao; Densen	2022-05-05
Electronic Loupe App 20220091442 - Cao; Densen	2022-03-24
LED light source Grant 11,118,775 - Cao , et al. September 14, 2	2021-09-14
Operatory lights and replacement bulbs for operatory lights Grant 11,022,296 - Lin , et al. June 1, 2	2021-06-01
Machine To Build 3 Dimensional Objects App 20210078241 - Cao; Densen	2021-03-18
Operatory Lights And Replacement Bulbs For Operatory Lights App 20200271309 - Lin; Zhaohui ; et al.	2020-08-27
Methods to Facilitate the Relationship Between Practitioners, Clients, and Vendors App 20200272988 - Jensen; Steven D. ; et al.	2020-08-27
Operatory lights and replacement bulbs for operatory lights Grant 10,690,334 - Lin , et al.	2020-06-23
Three-dimensional Curing Light App 20200170768 - Cao; Densen	2020-06-04
Oral pH and buffering capacity modifiers Grant 10,638,959 - Jensen , et al.	2020-05-05
Semiconductor light source Grant 10,516,086 - Cao Dec	2019-12-24
LED light source Grant 10,429,053 - Cao , et al. October 1, 2	2019-10-01
Semiconductor Light Source App 20180375006 - CAO; Densen	2018-12-27
Led Light Source App 20180299112 - CAO; Densen ; et al.	2018-10-18
Semiconductor light source Grant 10,096,759 - Cao October 9, 2	2018-10-09
Dental Handpieces App 20180014909 - Larsen; Robert K. ; et al.	2018-01-18
Oral Ph And Buffering Capacity Modifiers App 20180000392 - Jensen; Steven D ; et al.	2018-01-04
Dental handpieces Grant 9,839,491 - Nichols , et al. December 12, 2	2017-12-12
Semiconductor Light Source App 20170352792 - CAO; Densen	2017-12-07
Semiconductor light source Grant 9,761,775 - Cao September 12, 2	2017-09-12
Led Light Source App 20170146200 - CAO; Densen ; et al.	2017-05-25
Disposable Tips For Laser Systems And Related Methods App 20160278860 - Cao; Densen	2016-09-29
Operatory Lights And Replacement Bulbs For Operatory Lights App 20160245495 - Lin; Zhaohui ; et al.	2016-08-25
Three-dimensional Curing Light App 20160228227 - Cao; Densen	2016-08-11
Dental treatment compositions and conformable dental treatment trays using the same Grant 9,295,619 - Jensen , et al. March 29, 2	2016-03-29
Three dimensional curing light Grant 9,295,537 - Cao March 29, 2	2016-03-29
Dental treatment compositions and conformable dental treatment trays using the same Grant 9,295,620 - Jensen , et al. March 29, 2	2016-03-29
Pixilated LED light source for channel letter illumination Grant 9,297,525 - Cao March 29, 2	2016-03-29
Dental Handpieces App 20160058525 - Nichols; Jack ; et al.	2016-03-03
Wedge converter Grant 9,214,774 - Cao December 15, 2	2015-12-15
Packaging for gummy substratum Grant 9,211,988 - Jensen , et al. December 15, 2	2015-12-15
Packaging tray Grant D740,117 - Nichols , et al. October 6, 2	2015-10-06
Laser curettage Grant 8,998,616 - Cao , et al. April 7, 2	2015-04-07
Modular surgical laser systems Grant 8,967,883 - Cao March 3, 2	2015-03-03
Modular surgical laser systems Grant 8,961,040 - Cao February 24, 2	2015-02-24
Light bulb utilizing a replaceable LED light source Grant 8,882,334 - Cao November 11, 2	2014-11-11
Wedge Converter App 20140273668 - Cao; Densen	2014-09-18
Modular Professional Equipment Controlled by Mobile Device App 20140266636 - Larsen; Robert K. ; et al.	2014-09-18
Modular surgical laser systems Grant 8,834,457 - Cao September 16, 2	2014-09-16
Structures And Methods For Delivering Topical Compositions App 20140161866 - Cao; Densen	2014-06-12
Semiconductor light source Grant 8,723,212 - Cao May 13, 2	2014-05-13
LED light bulbs for space lighting Grant 8,653,723 - Cao , et al. February 18, 2	2014-02-18
Semiconductor Light Source For Illuminating A Physical Space Including A 3-dimensional Lead Frame App 20140021497 - Cao; Densen	2014-01-23
Semiconductor light source for illuminating a physical space including a 3-dimensional lead frame Grant 8,569,785 - Cao October 29, 2	2013-10-29
Semiconductor Light Source App 20130234174 - Cao; Densen	2013-09-12
Disposable Tips For Laser Systems And Related Methods App 20130231649 - Cao; Densen	2013-09-05
Holder For Handpiece Devices App 20130153723 - Nichols; Jack R. ; et al.	2013-06-20
Led Light Source App 20130154481 - Cao; Densen ; et al.	2013-06-20
Modular Surgical Laser Systems App 20130103122 - Cao; Densen	2013-04-25
Modular Surgical Laser Systems App 20130103121 - Cao; Densen	2013-04-25
Modular surgical laser systems Grant 8,337,097 - Cao December 25, 2	2012-12-25
Light Bulb Utilizing A Replaceable Led Light Source App 20120224395 - Cao; Densen	2012-09-06
Holder for handpiece devices Grant 8,220,115 - Nichols , et al. July 17, 2	2012-07-17
Light bulb utilizing a replaceable LED light source Grant 8,201,985 - Cao June 19, 2	2012-06-19
Ultrasonic Dental Treatment System App 20120107767 - Jensen; Steven D. ; et al.	2012-05-03
Light Bulb Utilizing A Replaceable Led Light Source App 20110234082 - Cao; Densen	2011-09-29
Oral Ph And Buffering Capacity Modifiers App 20110236322 - Jensen; Steven D. ; et al.	2011-09-29
Light bulb utilizing a replaceable LED light source Grant 7,976,211 - Cao July 12, 2	2011-07-12
Full Arch Dental Treatment Devices and Systems App 20110111373 - Jensen; Steven D. ; et al.	2011-05-12
Packaging for Gummy Substratum App 20110068020 - Jensen; Steven D. ; et al.	2011-03-24
Packaging for Gummy Substratum App 20110068019 - Jensen; Steven D. ; et al.	2011-03-24
Holder for handpiece devices App 20100251522 - Nichols; Jack R. ; et al.	2010-10-07
Attenuator coupling for laser systems App 20100254657 - Cao; Densen ; et al.	2010-10-07
Semiconductor Light Source App 20100224905 - Cao; Densen	2010-09-09
Replaceable through-hole high flux LED lamp Grant 7,786,499 - Cao August 31, 2	2010-08-31
Three Dimensional Curing Light App 20100216089 - Cao; Densen	2010-08-26
LED Light Bulbs for Space Lighting App 20100207502 - Cao; Densen ; et al.	2010-08-19
Method for producing restorative tooth preparation and treatment compositions and product App 20100173267 - Cao; Densen ; et al.	2010-07-08
Semiconductor light source for illuminating a physical space including a 3-dimensional lead frame Grant 7,728,345 - Cao June 1, 2	2010-06-01
Pixilated LED Light Source for Channel Letter Illumination App 20100117560 - Cao; Densen	2010-05-13
Semiconductor Light Source For Illuminating A Physical Space Including A 3-dimensional Lead Frame App 20100096643 - Cao; Densen	2010-04-22
Delivery tip for flowable materials Grant 7,645,086 - Zhang , et al. January 12, 2	2010-01-12
Cancer Treatment Using Lasers App 20100004640 - Cao; Densen ; et al.	2010-01-07
Dental Treatment Compositions and Conformable Dental Treatment Trays Using the Same App 20090238779 - Jensen; Steven D. ; et al.	2009-09-24
Three-dimensional Imaging System App 20090227875 - Cao; Densen ; et al.	2009-09-10
Ultrasonic Dental Treatment System App 20090155740 - Jensen; Steven D. ; et al.	2009-06-18
Binary dental bleaching using switch-closable double barrel syringe Grant 7,530,808 - Cao , et al. May 12, 2	2009-05-12
Laser curettage App 20090092947 - Cao; Densen ; et al.	2009-04-09
Dental Treatment Compositions and Conformable Dental Treatment Trays Using the Same App 20090087393 - Jensen; Steven D. ; et al.	2009-04-02
Laser systems, with a fiber storage and dispensing unit, useful in medicine and dentistry Grant 7,485,116 - Cao February 3, 2	2009-02-03
Non-invasive Method For Treating Periodontal Disease App 20090011385 - Jensen; Steven D. ; et al.	2009-01-08
Systems and Methods for Utilizing Ultrasonic Energy to Activate Tooth Whitening Substances App 20080311545 - Ostler; Calvin D. ; et al.	2008-12-18
Modular Surgical Laser Systems App 20080161783 - Cao; Densen	2008-07-03
Modular Surgical Laser Systems App 20080154249 - Cao; Densen	2008-06-26
Delivery Tip for Flowable Materials App 20080140030 - Zhang; Haiming ; et al.	2008-06-12
Replaceable Through-hole High Flux LED Lamp App 20080111150 - CAO; Densen	2008-05-15
Modular Surgical Laser Systems App 20080086117 - Cao; Densen	2008-04-10
Pixilated LED Light Source for Channel Letter Illumination App 20080080184 - Cao; Densen	2008-04-03
Cancer treatment using low energy lasers App 20080071256 - Cao; Densen ; et al.	2008-03-20
Light Bulb Utilizing a Replaceable LED Light Source App 20080062703 - Cao; Densen	2008-03-13
Cancer treatment using low energy lasers App 20070265607 - Cao; Densen ; et al.	2007-11-15
Method for curing composite materials Grant 7,294,364 - Cao November 13, 2	2007-11-13
Semiconductor forensic light kit Grant 7,283,230 - Ostler , et al. October 16, 2	2007-10-16
Unit Dose Delivery Systems App 20070225658 - Jensen; Steven D. ; et al.	2007-09-27
Monolitholic LED chip to emit multiple colors Grant 7,271,420 - Cao September 18, 2	2007-09-18
Method for detecting forensic evidence Grant 7,267,457 - Ostler , et al. September 11, 2	2007-09-11
Forensic light using semiconductor light source Grant 7,252,678 - Ostler , et al. August 7, 2	2007-08-07
Integrated LED Chip to Emit Multiple Colors and Method of Manufacturing the Same App 20070170444 - Cao; Densen	2007-07-26
Semiconductor light source Grant 7,224,001 - Cao May 29, 2	2007-05-29
Three-dimensional curing light App 20060275733 - Cao; Densen	2006-12-07
LED light bulb App 20060274529 - Cao; Densen	2006-12-07
Curing light App 20060275732 - Cao; Densen	2006-12-07
Flexible tips for delivering materials and guiding fibers App 20060271068 - Cao; Densen	2006-11-30
Method for detecting forensic evidence App 20060245176 - Ostler; Calvin D. ; et al.	2006-11-02
Semiconductor light source for illuminating a physical space including a 3-dimensional lead frame App 20060214179 - Cao; Densen	2006-09-28
Light for use in activating light-activated materials, the light having insulators and an air jacket Grant 7,108,504 - Cao September 19, 2	2006-09-19
Dental curing light Grant 7,094,054 - Cao August 22, 2	2006-08-22
Semiconductor curing light system useful for curing light activated composite materials Grant 7,086,858 - Cao August 8, 2	2006-08-08
Curing light Grant 7,077,648 - Cao July 18, 2	2006-07-18
Method for curing light-curable materials Grant 7,066,732 - Cao June 27, 2	2006-06-27
Cancer treatment using laser App 20060095095 - Cao; Densen	2006-05-04
Laser systems useful in medicine and dentistry App 20060064080 - Cao; Densen	2006-03-23
Monolitholic LED chip to emit multiple colors App 20060027820 - Cao; Densen	2006-02-09
Curing light Grant 6,988,891 - Cao January 24, 2	2006-01-24
Curing light Grant 6,988,890 - Cao January 24, 2	2006-01-24
Curing light Grant 6,981,867 - Cao January 3, 2	2006-01-03
Curing light Grant 6,979,193 - Cao December 27, 2	2005-12-27
Light for activating light-activated materials, the light including a plurality of individual chips and providing a particular spectral profile Grant 6,979,194 - Cao December 27, 2	2005-12-27
Curing light Grant 6,974,319 - Cao December 13, 2	2005-12-13
Curing light Grant 6,971,876 - Cao December 6, 2	2005-12-06
Dental curing light Grant 6,971,875 - Cao December 6, 2	2005-12-06
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 Grant 6,969,253 - Cao November 29, 2	2005-11-29
Forensic light using semiconductor light source App 20050231965 - Ostler, Calvin D. ; et al.	2005-10-20
Semiconductor forensic light kit App 20050231966 - Ostler, Calvin D. ; et al.	2005-10-20
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 Grant 6,955,537 - Cao October 18, 2	2005-10-18
Light for use in activating light-activated materials, the light having a detachable light module containing a heat sink and a semiconductor chip Grant 6,953,340 - Cao October 11, 2	2005-10-11
Method for detecting forensic evidence Grant 6,954,270 - Ostler , et al. October 11, 2	2005-10-11
Binary dental bleaching using switch-closable double barrel syringe App 20050202365 - Cao, Densen ; et al.	2005-09-15
Curing light Grant 6,932,600 - Cao August 23, 2	2005-08-23
Curing light Grant 6,929,472 - Cao August 16, 2	2005-08-16
Backlight App 20050174801 - Cao, Densen	2005-08-11
Mining light App 20050174753 - Cao, Densen ; et al.	2005-08-11
Curing light Grant 6,926,524 - Cao August 9, 2	2005-08-09
Curing light Grant 6,910,886 - Cao June 28, 2	2005-06-28
Systems and methods for utilizing ultrasonic energy to activate tooth whitening substances App 20050074723 - Ostler, Calvin D. ; et al.	2005-04-07
Structures and methods for delivering topical compositions App 20050002975 - Cao, Densen	2005-01-06
Illuminating light App 20040256630 - Cao, Densen	2004-12-23
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 Grant 6,824,294 - Cao November 30, 2	2004-11-30
Light for use in activating light-activated materials, the light having a plurality of light emitting single chip arrays Grant 6,799,967 - Cao October 5, 2	2004-10-05
Dental curing light using primary and secondary heat sink combination Grant 6,783,362 - Cao August 31, 2	2004-08-31
Curing light Grant 6,780,010 - Cao August 24, 2	2004-08-24
Curing light Grant 6,755,649 - Cao June 29, 2	2004-06-29
Curing light Grant 6,755,648 - Cao June 29, 2	2004-06-29
Method for detecting forensic evidence App 20040119975 - Ostler, Calvin D. ; et al.	2004-06-24
Forensic light using semiconductor light source App 20040120151 - Ostler, Calvin D. ; et al.	2004-06-24
Forensic light kit using semiconductor light source App 20040120146 - Ostler, Calvin D. ; et al.	2004-06-24
Method for making a semiconductor light source Grant 6,746,885 - Cao June 8, 2	2004-06-08
Curing light Grant 6,719,559 - Cao April 13, 2	2004-04-13
Curing light Grant 6,719,558 - Cao April 13, 2	2004-04-13
Semiconductor light source for providing visible light to illuminate a physical space Grant 6,719,446 - Cao April 13, 2	2004-04-13
Dental curing light App 20030219693 - Cao, Densen	2003-11-27
Semiconductor light source using a primary and secondary heat sink combination Grant 6,634,771 - Cao October 21, 2	2003-10-21
Light source using semiconductor devices mounted on a heat sink Grant 6,634,770 - Cao October 21, 2	2003-10-21
Curing light App 20030151376 - Cao, Densen	2003-08-14
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 App 20030133298 - Cao, Densen	2003-07-17
Method Of Manufacturing Trench Field Effect Transistors With Trenched Heavy Body App 20030060013 - MARCHANT, BRUCE D. ; et al.	2003-03-27
Method for making a semiconductor light source App 20030040200 - Cao, Densen	2003-02-27
Semiconductor light source for providing visible light to illuminate a physical space App 20030039119 - Cao, Densen	2003-02-27
Semiconductor light source App 20030038291 - Cao, Densen	2003-02-27
Light source using semiconductor devices mounted on a heat sink App 20030039122 - Cao, Densen	2003-02-27
Semiconductor light source using a primary and secondary heat sink combination App 20030039120 - Cao, Densen	2003-02-27
Curing light App 20030001507 - Cao, Densen	2003-01-02
Dental curing light using primary and secondary heat sink combination App 20020197582 - Cao, Densen	2002-12-26
Method for removing surface contamination on semiconductor substrates Grant 6,498,108 - Cao , et al. December 24, 2	2002-12-24
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 App 20020190659 - Cao, Densen	2002-12-19
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 App 20020190660 - Cao, Densen	2002-12-19
Light for use in activating light-activated materials, the light having a detachable light module containing a heat sink and a semiconductor chip App 20020180368 - Cao, Densen	2002-12-05
Method for curing composite materials App 20020181947 - Cao, Densen	2002-12-05
Curing light App 20020182562 - Cao, Densen	2002-12-05
Curing light App 20020182561 - Cao, Densen	2002-12-05
Method for curing light-curable materials App 20020177096 - Cao, Densen	2002-11-28
Light for activating light-activated materials, the light including a plurality of individual chips and providing a particular spectral profile App 20020177099 - Cao, Densen	2002-11-28
Light for use in activating light-activated materials, the light having a plurality of light emitting single chip arrays App 20020175352 - Cao, Densen	2002-11-28
Light for use in activating light-activated materials, the light having insulators and an air jacket App 20020175628 - Cao, Densen	2002-11-28
Curing light App 20020177095 - Cao, Densen	2002-11-28
Curing light App 20020172912 - Cao, Densen	2002-11-21
Curing light App 20020172914 - Cao, Densen	2002-11-21
Curing light App 20020172917 - Cao, Densen	2002-11-21
Curing light App 20020172916 - Cao, Densen	2002-11-21
Curing light App 20020172915 - Cao, Densen	2002-11-21
Curing light App 20020172913 - Cao, Densen	2002-11-21
Curing light App 20020168605 - Cao, Densen	2002-11-14
Curing light App 20020167283 - Cao, Densen	2002-11-14
Curing light App 20020168608 - Cao, Densen	2002-11-14
Dental curing light App 20020168603 - Cao, Densen	2002-11-14
Curing light App 20020168607 - Cao, Densen	2002-11-14
Curing light App 20020168604 - Cao, Densen	2002-11-14
Curing light App 20020163317 - Cao, Densen	2002-11-07
Semiconductor light source using a heat sink with a plurality of panels Grant 6,465,961 - Cao October 15, 2	2002-10-15
Semiconductor curing light system useful for curing light activated composite materials App 20020115037 - Cao, Densen	2002-08-22
Method for removing surface contamination on semiconductor substrates App 20020111023 - Cao, Densen ; et al.	2002-08-15
Curing light system useful for curing light activated composite materials Grant 6,331,111 - Cao December 18, 2	2001-12-18