Inventor
Dengke Cai
Inventor
Willoughby, OH, US
Overview
Patents· 33 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F21Vprimary
F21VFunctional features or details of lighting devices or systems thereof14%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted14%
F21KNon-electric light sources using luminescence11%
H10HInorganic light-emitting semiconductor devices having potential barriers9%
H01LSemiconductor devices8%
G02BOptical elements, systems or apparatus7%
F21SNon-portable lighting devices4%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h104%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients3%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications3%
PatentTitleYear
10,861,690LED apparatus employing neodymium-fluorine materials202010,862,009Encapsulant modification in heavily phosphor loaded LED packages for improved stability202010,830,398Composite material for lighting filtering, lighting apparatus, and method for determining doping concentration or thickness of composite material202010,663,143Materials and optical components for color filtering in a lighting apparatus202010,648,642LED apparatus employing tunable color filtering using multiple neodymium and fluorine compounds202010,651,347Encapsulating package for white light LED202010,648,624Filament LED lamp202010,619,801Lighting apparatus202010,619,802Solid state white-light lamp202010,619,803LED apparatus employing neodymium based materials with variable content of fluorine and oxygen202010,609,871Lighting device for horticultural facility202010,580,637Color-shifted lamps using neodymium-fluorine containing coating202010,208,943Lamps for enhanced optical brightening and color preference201910,191,204Materials and lightguides for color filtering in lighting units2019D0828583LED lamp201810,001,256Structures subjected to thermal energy and thermal management methods therefor20189,958,116Glass jacketed LED lamp20189,841,167'Lighting system with actively controllable optics and method'20179,841,175'Optics system for solid state lighting apparatus'20179,724,440'Environmental cleaning and antimicrobial lighting component and fixture'20179,680,067'Heavily phosphor loaded LED packages having higher stability'20179,676,000'Lighting system with reflective coating having cross-linked polymeric powder and a pigment'20179,642,358'Antimicrobial lighting system'20179,638,394'Light emitting diode (LED) lighting system with antimicrobial/air cleaning functions from highly specular multilayer thin film reflector'20179,611,999'Reflecting apparatus including enhanced aluminum optical coatings'20179,612,002'LED lamp with Nd-glass bulb'20179,590,148'Encapsulant modification in heavily phosphor loaded LED packages for improved stability'20179,471,717'Reflector and optical coating for improved LED lighting system'20169,327,309'Process for reclaiming inorganic powders from polymer-based coating compositions'20169,236,545'Hybrid metallization on plastic for a light emitting diode (LED) lighting system'20169,188,312'Optical system for a directional lamp'20158,992,052'Inner lens optics for omnidirectional lamp'2015D0660991'Lamp'2012Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2012–2020Patents assigned to GE LIGHTING SOLUTIONS LLC (25)· patent assignee history
2012–2020Patents assigned to CAI DENGKE (5)· patent assignee history
2012–2020Based in Mayfield Heights, OH, US· patent location history
2015–2020Based in Willoughby, OH, US· patent location history
2017–2020Based in East Cleveland, OH, US· patent location history
2017–2020Based in Mentor, OH, US· patent location history
2018–2020Patents assigned to EYE LIGHTING INT OF NORTH AMERICA INC (3)· patent assignee history
2020Patents assigned to CONSUMER LIGHTING US LLC (7)· patent assignee history
2020Patents assigned to WANG TIEJUN (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GE LIGHTING SOLUTIONS LLC | 25 | 2012–2020 |
| CONSUMER LIGHTING US LLC | 7 | 2020 |
| CAI DENGKEself | 5 | 2012–2020 |
| EYE LIGHTING INT OF NORTH AMERICA INC | 3 | 2018–2020 |
| WANG TIEJUN | 3 | 2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Willoughby, OH, US | 15 | 2015–2020 |
| Mayfield Heights, OH, US | 8 | 2012–2020 |
| East Cleveland, OH, US | 5 | 2017–2020 |
| Mentor, OH, US | 5 | 2017–2020 |