Ashfaqul Islam Chowdhury

Person

Broadview Heights, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Color stable red-emitting phosphors
- Patent number 11,851,595
- Issue date Dec 26, 2023
- CURRENT LIGHTING SOLUTIONS, LLC
- James Edward Murphy
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color stable red-emitting phosphors
- Patent number 11,098,246
- Issue date Aug 24, 2021
- CURRENT LIGHTING SOLUTIONS, LLC
- James Edward Murphy
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Encapsulant modification in heavily phosphor loaded LED packages fo...
- Patent number 10,862,009
- Issue date Dec 8, 2020
- CURRENT LIGHTING SOLUTIONS, LLC
- Ashfaqul Islam Chowdhury
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Enhanced color-preference LED light sources using YAG, nitride, and...
- Patent number 10,833,228
- Issue date Nov 10, 2020
- Consumer Lighting (U.S.), LLC
- Kevin James Vick
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
LED filament lamps with white filament appearance
- Patent number 10,495,263
- Issue date Dec 3, 2019
- Consumer Lighting (U.S.), LLC
- Ashfaqul I. Chowdhury
- F21 - LIGHTING
Information Patent Grant
Enhanced color-preference LED light sources using yag, nitride, and...
- Patent number 10,381,527
- Issue date Aug 13, 2019
- Consumer Lighting, LLC
- Kevin James Vick
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lighting selection system and method
- Patent number 10,359,158
- Issue date Jul 23, 2019
- CURRENT LIGHTING SOLUTIONS, LLC
- Ashfaqul I. Chowdhury
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Enhanced color-preference LED light sources using lag, nitride, and...
- Patent number 10,240,087
- Issue date Mar 26, 2019
- GE Lighting Solutions, LLC
- Kevin James Vick
- F21 - LIGHTING
Information Patent Grant
Lightweight heat sinks and LED lamps employing same
- Patent number 10,240,772
- Issue date Mar 26, 2019
- GE Lighting Solutions, LLC
- Ashfaqul I. Chowdhury
- F21 - LIGHTING
Information Patent Grant
Multi-channel lamp system and method with mixed spectrum
- Patent number 9,974,138
- Issue date May 15, 2018
- GE Lighting Solutions, LLC
- Gary Robert Allen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Lighting selection system and method
- Patent number 9,936,558
- Issue date Apr 3, 2018
- GE Lighting Solutions, LLC
- Kevin Jeffrey Benner
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for determining spectrally tuned mixed-color LED light engines
- Patent number 9,933,308
- Issue date Apr 3, 2018
- GE Lighting Solutions, LLC
- Kevin Jeffrey Benner
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
LED package with red-emitting phosphors
- Patent number 9,929,319
- Issue date Mar 27, 2018
- General Electric Company
- Anant Achyut Setlur
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color stable red-emitting phosphors
- Patent number 9,698,314
- Issue date Jul 4, 2017
- General Electric Company
- James Edward Murphy
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lighting system with reflective coating having cross-linked polymer...
- Patent number 9,676,000
- Issue date Jun 13, 2017
- GE Lighting Solutions, LLC
- Dengke Cai
- G02 - OPTICS
Information Patent Grant
Heavily phosphor loaded LED packages having higher stability
- Patent number 9,680,067
- Issue date Jun 13, 2017
- GE Lighting Solutions, LLC
- Ashfaqul Islam Chowdhury
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Encapsulant modification in heavily phosphor loaded LED packages fo...
- Patent number 9,590,148
- Issue date Mar 7, 2017
- GE Lighting Solutions, LLC
- Ashfaqul Islam Chowdhury
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color stable red-emitting phosphors
- Patent number 9,580,648
- Issue date Feb 28, 2017
- General Electric Company
- James Edward Murphy
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lighting apparatus with a light source comprising light emitting di...
- Patent number 9,416,952
- Issue date Aug 16, 2016
- GE LIGHTING SOLUTIONS LLC
- Jeyachandrabose Chinniah
- F21 - LIGHTING
Information Patent Grant
Color stable red-emitting phosphors
- Patent number 9,385,282
- Issue date Jul 5, 2016
- General Electric Company
- Anant Achyut Setlur
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Color stable red-emitting phosphors
- Patent number 9,376,615
- Issue date Jun 28, 2016
- General Electric Company
- James Edward Murphy
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
LED light engine/heat sink assembly
- Patent number 9,127,816
- Issue date Sep 8, 2015
- GE Lighting Solutions, LLC
- Glenn H. Kuenzler
- F21 - LIGHTING
Information Patent Grant
Color stable red-emitting phosphors
- Patent number 8,906,724
- Issue date Dec 9, 2014
- General Electric Company
- James Edward Murphy
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Lightweight heat sinks and LED lamps employing same
- Patent number 8,672,516
- Issue date Mar 18, 2014
- GE Lighting Solutions, LLC
- Ashfaqul I. Chowdhury
- F21 - LIGHTING
Information Patent Grant
Lightweight heat sinks and LED lamps employing same
- Patent number 8,668,356
- Issue date Mar 11, 2014
- GE Lighting Solutions, LLC
- Ashfaqul I. Chowdhury
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Lighting apparatus with a light source comprising light emitting di...
- Patent number 8,608,347
- Issue date Dec 17, 2013
- GE LIGHTING SOLUTIONS LLC
- Jeyachandrabose Chinniah
- F21 - LIGHTING
Information Patent Grant
Transparent thermally conductive polymer composites for light sourc...
- Patent number 8,541,933
- Issue date Sep 24, 2013
- GE Lighting Solutions, LLC
- Ashfaqul Islam Chowdhury
- F21 - LIGHTING
Information Patent Grant
High efficiency glass halogen lamp with interference coating
- Patent number 8,461,754
- Issue date Jun 11, 2013
- General Electric Company
- Ashfaqul Islam Chowdhury
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Lamp
- Patent number D660991
- Issue date May 29, 2012
- GE Lighting Solutions, LLC
- Gary Robert Allen
- D26 - Lighting
Information Patent Grant
Oxide multilayers for high temperature applications and lamps
- Patent number 8,179,030
- Issue date May 15, 2012
- General Electric Company
- Ashfaqul Islam Chowdhury
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
STABLE PHOSPHOR CONVERTED LED AND SYSTEM USING THE SAME
- Publication number 20220275275
- Publication date Sep 1, 2022
- Jenna Marie Baldesare
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COLOR STABLE RED-EMITTING PHOSPHORS
- Publication number 20210340443
- Publication date Nov 4, 2021
- CURRENT LIGHTING SOLUTIONS, LLC
- James Edward MURPHY
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ENHANCED COLOR-PREFERENCE LED LIGHT SOURCES USING YAG, NITRIDE, AND...
- Publication number 20200083407
- Publication date Mar 12, 2020
- Consumer Lighting, LLC
- Kevin James Vick
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COLOR STABLE RED-EMITTING PHOSPHORS
- Publication number 20190203116
- Publication date Jul 4, 2019
- GE LIGHTING SOLUTIONS, LLC
- James Edward MURPHY
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
LED FILAMENT LAMPS WITH WHITE FILAMENT APPEARANCE
- Publication number 20190128481
- Publication date May 2, 2019
- GE LIGHTING SOLUTIONS, LLC
- Ashfaqul I. CHOWDHURY
- F21 - LIGHTING
Information Patent Application
ENHANCED COLOR-PREFERENCE LED LIGHT SOURCES USING YAG, NITRIDE, AND...
- Publication number 20180130928
- Publication date May 10, 2018
- GE LIGHTING SOLUTIONS, LLC
- Kevin James VICK
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LIGHTING SELECTION SYSTEM AND METHOD
- Publication number 20180077768
- Publication date Mar 15, 2018
- GE LIGHTING SOLUTIONS, LLC
- Kevin Jeffrey BENNER
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ENHANCED COLOR-PREFERENCE LED LIGHT SOURCES USING LAG, NITRIDE, AND...
- Publication number 20170233649
- Publication date Aug 17, 2017
- GE LIGHTING SOLUTIONS, LLC
- Kevin James VICK
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ENCAPSULANT MODIFICATION IN HEAVILY PHOSPHOR LOADED LED PACKAGES FO...
- Publication number 20170162762
- Publication date Jun 8, 2017
- GE LIGHTING SOLUTIONS, LLC
- Ashfaqul Islam CHOWDHURY
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COLOR STABLE RED-EMITTING PHOSPHORS
- Publication number 20170145304
- Publication date May 25, 2017
- GENERAL ELECTRIC COMPANY
- James Edward Murphy
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LIGHTING SELECTION SYSTEM AND METHOD
- Publication number 20170089527
- Publication date Mar 30, 2017
- GE LIGHTING SOLUTIONS, LLC
- Ashfaqul I. CHOWDHURY
- F21 - LIGHTING
Information Patent Application
Multi-channel lamp system and method with mixed spectrum
- Publication number 20160316527
- Publication date Oct 27, 2016
- GE LIGHTING SOLUTIONS, LLC
- Gary Robert Allen
- F21 - LIGHTING
Information Patent Application
COLOR STABLE RED-EMITTING PHOSPHORS
- Publication number 20150364655
- Publication date Dec 17, 2015
- GENERAL ELECTRIC COMPANY
- Anant Achyut Setlur
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LED PACKAGE WITH RED-EMITTING PHOSPHORS
- Publication number 20150364659
- Publication date Dec 17, 2015
- GENERAL ELECTRIC COMPANY
- Anant Achyut Setlur
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COLOR STABLE RED-EMITTING PHOSPHORS
- Publication number 20150361337
- Publication date Dec 17, 2015
- GENERAL ELECTRIC COMPANY
- James Edward Murphy
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METHOD FOR DETERMINING SPECTRALLY TUNED MIXED-COLOR LED LIGHT ENGINES
- Publication number 20150276546
- Publication date Oct 1, 2015
- GE LIGHTING SOLUTIONS, LLC
- Kevin Jeffrey BENNER
- G01 - MEASURING TESTING
Information Patent Application
HEAVILY PHOSPHOR LOADED LED PACKAGES HAVING HIGHER STABILITY
- Publication number 20150270451
- Publication date Sep 24, 2015
- GE LIGHTING SOLUTIONS, LLC
- Ashfaqul Islam CHOWDHURY
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ENCAPSULANT MODIFICATION IN HEAVILY PHOSPHOR LOADED LED PACKAGES FO...
- Publication number 20150270452
- Publication date Sep 24, 2015
- GE LIGHTING SOLUTIONS, LLC
- Ashfaqul Islam CHOWDHURY
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COLOR STABLE RED-EMITTING PHOSPHORS
- Publication number 20140327026
- Publication date Nov 6, 2014
- James Edward Murphy
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COLOR STABLE RED-EMITTING PHOSPHORS
- Publication number 20140268655
- Publication date Sep 18, 2014
- GENERAL ELECTRIC COMPANY
- James Edward Murphy
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COLOR STABLE RED-EMITTING PHOSPHORS
- Publication number 20140264418
- Publication date Sep 18, 2014
- GENERAL ELECTRIC COMPANY
- James Edward Murphy
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LIGHTING APPARATUS WITH A LIGHT SOURCE COMPRISING LIGHT EMITTING DI...
- Publication number 20140070690
- Publication date Mar 13, 2014
- GE Lighting Solutions LLC
- Jeyachandrabose Chinniah
- F21 - LIGHTING
Information Patent Application
METHODS FOR TAILORING THE PROPERTIES OF A REFLECTIVE COATING
- Publication number 20130279174
- Publication date Oct 24, 2013
- GE LIGHTING SOLUTIONS, LLC
- Dengke CAI
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
LED LAMP WITH DIFFUSER HAVING SPHEROID GEOMETRY
- Publication number 20130201680
- Publication date Aug 8, 2013
- Gary Robert Allen
- F21 - LIGHTING
Information Patent Application
LIGHTING APPARATUS WITH A LIGHT SOURCE COMPRISING LIGHT EMITTING DI...
- Publication number 20130021794
- Publication date Jan 24, 2013
- JEYACHANDRABOSE CHINNIAH
- F21 - LIGHTING
Information Patent Application
LED LIGHT ENGINE/HEAT SINK ASSEMBLY
- Publication number 20120182737
- Publication date Jul 19, 2012
- GE Lighting Solutions, LLC
- Glenn H. Kuenzler
- F21 - LIGHTING
Information Patent Application
LIGHTWEIGHT HEAT SINKS AND LED LAMPS EMPLOYING SAME
- Publication number 20120080699
- Publication date Apr 5, 2012
- GE Lighting Solutions, LLC
- Ashfaqul I. Chowdhury
- F21 - LIGHTING
Information Patent Application
LIGHTWEIGHT HEAT SINKS AND LED LAMPS EMPLOYING SAME
- Publication number 20110242817
- Publication date Oct 6, 2011
- GE Lighting Solutions, LLC
- Ashfaqul I. Chowdhury
- F21 - LIGHTING
Information Patent Application
LIGHTWEIGHT HEAT SINKS AND LED LAMPS EMPLOYING SAME
- Publication number 20110242816
- Publication date Oct 6, 2011
- GE Lighting Solutions, LLC
- Ashfaqul I. Chowdhury
- F21 - LIGHTING
Information Patent Application
TRANSPARENT THERMALLY CONDUCTIVE POLYMER COMPOSITES FOR LIGHT SOURC...
- Publication number 20110169394
- Publication date Jul 14, 2011
- GE Lighting Solutions, LLC
- Ashfaqul Islam Chowdhury
- F21 - LIGHTING

Ashfaqul Islam Chowdhury

Person

Patents Grantslast 30 patents

Color stable red-emitting phosphors

Color stable red-emitting phosphors

Encapsulant modification in heavily phosphor loaded LED packages fo...

Enhanced color-preference LED light sources using YAG, nitride, and...

LED filament lamps with white filament appearance

Enhanced color-preference LED light sources using yag, nitride, and...

Lighting selection system and method

Enhanced color-preference LED light sources using lag, nitride, and...

Lightweight heat sinks and LED lamps employing same

Multi-channel lamp system and method with mixed spectrum

Lighting selection system and method

Method for determining spectrally tuned mixed-color LED light engines

LED package with red-emitting phosphors

Color stable red-emitting phosphors

Lighting system with reflective coating having cross-linked polymer...

Heavily phosphor loaded LED packages having higher stability

Encapsulant modification in heavily phosphor loaded LED packages fo...

Color stable red-emitting phosphors

Lighting apparatus with a light source comprising light emitting di...

Color stable red-emitting phosphors

Color stable red-emitting phosphors

LED light engine/heat sink assembly

Color stable red-emitting phosphors

Lightweight heat sinks and LED lamps employing same

Lightweight heat sinks and LED lamps employing same

Lighting apparatus with a light source comprising light emitting di...

Transparent thermally conductive polymer composites for light sourc...

High efficiency glass halogen lamp with interference coating

Lamp

Oxide multilayers for high temperature applications and lamps

Patents Applicationslast 30 patents

STABLE PHOSPHOR CONVERTED LED AND SYSTEM USING THE SAME

COLOR STABLE RED-EMITTING PHOSPHORS

ENHANCED COLOR-PREFERENCE LED LIGHT SOURCES USING YAG, NITRIDE, AND...

COLOR STABLE RED-EMITTING PHOSPHORS

LED FILAMENT LAMPS WITH WHITE FILAMENT APPEARANCE

ENHANCED COLOR-PREFERENCE LED LIGHT SOURCES USING YAG, NITRIDE, AND...

LIGHTING SELECTION SYSTEM AND METHOD

ENHANCED COLOR-PREFERENCE LED LIGHT SOURCES USING LAG, NITRIDE, AND...

ENCAPSULANT MODIFICATION IN HEAVILY PHOSPHOR LOADED LED PACKAGES FO...

COLOR STABLE RED-EMITTING PHOSPHORS

LIGHTING SELECTION SYSTEM AND METHOD

Multi-channel lamp system and method with mixed spectrum

COLOR STABLE RED-EMITTING PHOSPHORS

LED PACKAGE WITH RED-EMITTING PHOSPHORS

COLOR STABLE RED-EMITTING PHOSPHORS

METHOD FOR DETERMINING SPECTRALLY TUNED MIXED-COLOR LED LIGHT ENGINES

HEAVILY PHOSPHOR LOADED LED PACKAGES HAVING HIGHER STABILITY

ENCAPSULANT MODIFICATION IN HEAVILY PHOSPHOR LOADED LED PACKAGES FO...

COLOR STABLE RED-EMITTING PHOSPHORS

COLOR STABLE RED-EMITTING PHOSPHORS

COLOR STABLE RED-EMITTING PHOSPHORS

LIGHTING APPARATUS WITH A LIGHT SOURCE COMPRISING LIGHT EMITTING DI...

METHODS FOR TAILORING THE PROPERTIES OF A REFLECTIVE COATING

LED LAMP WITH DIFFUSER HAVING SPHEROID GEOMETRY

LIGHTING APPARATUS WITH A LIGHT SOURCE COMPRISING LIGHT EMITTING DI...

LED LIGHT ENGINE/HEAT SINK ASSEMBLY

LIGHTWEIGHT HEAT SINKS AND LED LAMPS EMPLOYING SAME

LIGHTWEIGHT HEAT SINKS AND LED LAMPS EMPLOYING SAME

LIGHTWEIGHT HEAT SINKS AND LED LAMPS EMPLOYING SAME

TRANSPARENT THERMALLY CONDUCTIVE POLYMER COMPOSITES FOR LIGHT SOURC...