Robert W. Walters

Person

Pittsburgh, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Organic electroluminescent materials and devices
- Patent number 12,171,138
- Issue date Dec 17, 2024
- Universal Display Corporation
- Chun Lin
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Indolenaphthopyrans
- Patent number 11,897,894
- Issue date Feb 13, 2024
- Transitions Optical, Ltd.
- Ryan Stayshich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Silole and germole fused ring photochromic compounds
- Patent number 11,746,283
- Issue date Sep 5, 2023
- Transitions Optical, Ltd.
- Ryan Stayshich
- G02 - OPTICS
Information Patent Grant
Method for preparing indolenaphthopyrans
- Patent number 11,629,151
- Issue date Apr 18, 2023
- Transitions Optical, Ltd.
- Ryan Stayshich
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Compounds for coordinating with a metal, compositions containing su...
- Patent number 11,618,756
- Issue date Apr 4, 2023
- PPG Industries Ohio, Inc.
- Robert W. Walters
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Photochromic indeno-fused naphthopyran compounds with reduced tempe...
- Patent number 11,518,751
- Issue date Dec 6, 2022
- Transitions Optical, Ltd.
- Robert W. Walters
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Stability OLED materials and devices
- Patent number 11,404,650
- Issue date Aug 2, 2022
- Universal Display Corporation
- Chun Lin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic electroluminescent materials and devices
- Patent number 10,978,649
- Issue date Apr 13, 2021
- Universal Display Corporation
- David Knowles
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic electroluminescent materials and devices
- Patent number 10,749,121
- Issue date Aug 18, 2020
- Universal Display Corporation
- David Knowles
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Photochromic thienochromene compounds
- Patent number 10,501,477
- Issue date Dec 10, 2019
- Transitions Optical, Inc.
- Jun Deng
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescent materials and devices
- Patent number 10,403,831
- Issue date Sep 3, 2019
- Universal Display Corporation
- David Knowles
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Stability OLED materials and devices
- Patent number 10,381,579
- Issue date Aug 13, 2019
- Universal Display Corporation
- Chun Lin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescent materials and devices
- Patent number 10,158,090
- Issue date Dec 18, 2018
- Universal Display Corporation
- David Knowles
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescent materials and devices
- Patent number 9,893,306
- Issue date Feb 13, 2018
- Universal Display Corporation
- David Knowles
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescent materials and devices
- Patent number 9,722,193
- Issue date Aug 1, 2017
- Universal Display Corporation
- David Knowles
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescent materials and devices
- Patent number 9,548,462
- Issue date Jan 17, 2017
- Universal Display Corporation
- David Knowles
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescent materials and devices
- Patent number 9,281,483
- Issue date Mar 8, 2016
- Universal Display Corporation
- David Knowles
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of making an optical element having an electrochromic apodiz...
- Patent number 9,128,343
- Issue date Sep 8, 2015
- PPG Industries Ohio, Inc.
- Forrest R. Blackburn
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Metal complexes of cyclometallated imidazo[1,2-f]phenanthridine and...
- Patent number 9,065,063
- Issue date Jun 23, 2015
- Universal Display Corporation
- David B. Knowles
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Stability OLED materials and devices
- Patent number 9,051,344
- Issue date Jun 9, 2015
- Universal Display Corporation
- Chun Lin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photochromic materials that include indeno-fused naphthopyrans
- Patent number 9,028,728
- Issue date May 12, 2015
- Transitions Optical, Inc.
- Kevin E. Bancroft
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Metal complexes of cyclometallated imidazo[1,2-f]phenanthridine and...
- Patent number 8,889,864
- Issue date Nov 18, 2014
- Universal Display Corporation
- David B. Knowles
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Metal complexes of cyclometallated imidazo[1,2-ƒ]phenanthridine and...
- Patent number 8,766,529
- Issue date Jul 1, 2014
- Universal Display Corporation
- David B. Knowles
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Optical mechanism with indexing stage with at least one fixed diame...
- Patent number 8,734,033
- Issue date May 27, 2014
- PPG Industries Ohio, Inc.
- Robert W. Walters
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Metal complexes of cyclometallated imidazo (1,2-f) phenanthridine (...
- Patent number 8,691,988
- Issue date Apr 8, 2014
- Universal Display Corporation
- David B. Knowles
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photochromic compounds having at least two photochromic moieties
- Patent number 8,647,538
- Issue date Feb 11, 2014
- Transitions Optical, Inc.
- Yunyi Lu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Curable photochromic compositions and optical articles prepared the...
- Patent number 8,608,988
- Issue date Dec 17, 2013
- Transitions Optical, Inc.
- Steven E. Bowles
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Complexes with tridentate ligands
- Patent number 8,383,249
- Issue date Feb 26, 2013
- Universal Display Corporation
- Robert W. Walters
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Optical element having an apodized aperture
- Patent number 8,373,919
- Issue date Feb 12, 2013
- PPG Industries Ohio, Inc.
- Peter C. Foller
- G02 - OPTICS
Information Patent Grant
Blue phosphorescent imidazophenanthridine materials
- Patent number 8,142,909
- Issue date Mar 27, 2012
- Universal Display Corporation
- Scott Beers
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Indenonaphthopyrans Having Trialkylsilyl and Ethylenically Unsatura...
- Publication number 20240376132
- Publication date Nov 14, 2024
- Transitions Optical, Ltd.
- Wenjing Xiao
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Dihydroquinoline Photochromic Compounds
- Publication number 20220333004
- Publication date Oct 20, 2022
- Transitions Optical, Ltd.
- Robert W. Walters
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
- Publication number 20220328774
- Publication date Oct 13, 2022
- UNIVERSAL DISPLAY CORPORATION
- Chun LIN
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for Preparing Indolenaphthopyrans
- Publication number 20220073533
- Publication date Mar 10, 2022
- Transitions Optical, Ltd.
- Ryan Stayshich
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Articles Comprising Indolenaphthopyrans
- Publication number 20220064175
- Publication date Mar 3, 2022
- Transitions Optical, Ltd.
- Ryan Stayshich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Indolonaphthopyrans
- Publication number 20220056039
- Publication date Feb 24, 2022
- Transitions Optical, Ltd.
- Ryan Stayshich
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Photochromic Article
- Publication number 20210395436
- Publication date Dec 23, 2021
- Transitions Optical, Ltd.
- Joseph D. TURPEN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Indolenaphthopyrans
- Publication number 20210317129
- Publication date Oct 14, 2021
- Transitions Optical, Ltd.
- Ryan Stayshich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Photochromic Indeno-Fused Naphthopyran Compounds With Reduced Tempe...
- Publication number 20210198226
- Publication date Jul 1, 2021
- Transitions Optical, Ltd.
- Robert W. Walters
- G02 - OPTICS
Information Patent Application
Compounds for Coordinating with a Metal, Compositions Containing Su...
- Publication number 20210079009
- Publication date Mar 18, 2021
- PPG INDUSTRIES OHIO, INC.
- Robert W. WALTERS
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
- Publication number 20200350504
- Publication date Nov 5, 2020
- UNIVERSAL DISPLAY CORPORATION
- David KNOWLES
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Silole and Germole Fused Ring Photochromic Compounds
- Publication number 20200172798
- Publication date Jun 4, 2020
- Transitions Optical, Ltd.
- Ryan Stayshich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
STABILITY OLED MATERIALS AND DEVICES
- Publication number 20200006674
- Publication date Jan 2, 2020
- UNIVERSAL DISPLAY CORPORATION
- Chun LIN
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
- Publication number 20190341563
- Publication date Nov 7, 2019
- UNIVERSAL DISPLAY CORPORATION
- David KNOWLES
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
- Publication number 20190058138
- Publication date Feb 21, 2019
- UNIVERSAL DISPLAY CORPORATION
- David KNOWLES
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
- Publication number 20180130963
- Publication date May 10, 2018
- UNIVERSAL DISPLAY CORPORATION
- David KNOWLES
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Photochromic Thienochromene Compounds
- Publication number 20180051037
- Publication date Feb 22, 2018
- TRANSITIONS OPTICAL, INC.
- Jun Deng
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
- Publication number 20170331055
- Publication date Nov 16, 2017
- UNIVERSAL DISPLAY CORPORATION
- David KNOWLES
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
- Publication number 20170084851
- Publication date Mar 23, 2017
- UNIVERSAL DISPLAY CORPORATION
- David KNOWLES
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
- Publication number 20160240798
- Publication date Aug 18, 2016
- UNIVERSAL DISPLAY CORPORATION
- David KNOWLES
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES
- Publication number 20150287935
- Publication date Oct 8, 2015
- UNIVERSAL DISPLAY CORPORATION
- David KNOWLES
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
STABILITY OLED MATERIALS AND DEVICES
- Publication number 20150249225
- Publication date Sep 3, 2015
- UNIVERSAL DISPLAY CORPORATION
- Chun LIN
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Metal Complexes of Cyclometallated Imidazo[1,2-f]phenanthridine and...
- Publication number 20150018549
- Publication date Jan 15, 2015
- UNIVERSAL DISPLAY CORPORATION
- David B. KNOWLES
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METAL COMPLEXES OF CYCLOMETALLATED IMIDAZO[1,2-f]PHENANTHRIDINE AND...
- Publication number 20140249307
- Publication date Sep 4, 2014
- UNIVERSAL DISPLAY CORPORATION
- David B. KNOWLES
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METAL COMPLEXES OF CYCLOMETALLATED IMIDAZO (1,2-f ) PHENANTHRIDINE...
- Publication number 20130310561
- Publication date Nov 21, 2013
- UNIVERSAL DISPLAY CORPORATION
- David B. Knowles
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
OPTICAL MECHANISM WITH INDEXING STAGE WITH AT LEAST ONE FIXED DIAME...
- Publication number 20130259464
- Publication date Oct 3, 2013
- Robert W. Walters
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
OPTICAL ELEMENT HAVING AN ELECTROCHROMIC APODIZED APERTURE AND AN A...
- Publication number 20130215489
- Publication date Aug 22, 2013
- PPG INDUSTRIES OHIO, INC.
- Forrest R. Blackburn
- G02 - OPTICS
Information Patent Application
METHOD OF MAKING AN OPTICAL ELEMENT HAVING AN ELECTROCHROMIC APODIZ...
- Publication number 20130206323
- Publication date Aug 15, 2013
- PPG INDUSTRIES OHIO, INC.
- Forrest R. Blackburn
- G02 - OPTICS
Information Patent Application
CURABLE PHOTOCHROMIC COMPOSITIONS AND OPTICAL ARTICLES PREPARED THE...
- Publication number 20120212840
- Publication date Aug 23, 2012
- TRANSITIONS OPTICAL, INC.
- Steven E. Bowles
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Photochromic Materials That Include Indeno-Fused Naphthopyrans
- Publication number 20120145973
- Publication date Jun 14, 2012
- TRANSITIONS OPTICAL INC.
- Kevin E. Bancroft
- C07 - ORGANIC CHEMISTRY

Robert W. Walters

Person

Patents Grantslast 30 patents

Organic electroluminescent materials and devices

Indolenaphthopyrans

Silole and germole fused ring photochromic compounds

Method for preparing indolenaphthopyrans

Compounds for coordinating with a metal, compositions containing su...

Photochromic indeno-fused naphthopyran compounds with reduced tempe...

Stability OLED materials and devices

Organic electroluminescent materials and devices

Organic electroluminescent materials and devices

Photochromic thienochromene compounds

Organic electroluminescent materials and devices

Stability OLED materials and devices

Organic electroluminescent materials and devices

Organic electroluminescent materials and devices

Organic electroluminescent materials and devices

Organic electroluminescent materials and devices

Organic electroluminescent materials and devices

Method of making an optical element having an electrochromic apodiz...

Metal complexes of cyclometallated imidazo[1,2-f]phenanthridine and...

Stability OLED materials and devices

Photochromic materials that include indeno-fused naphthopyrans

Metal complexes of cyclometallated imidazo[1,2-f]phenanthridine and...

Metal complexes of cyclometallated imidazo[1,2-ƒ]phenanthridine and...

Optical mechanism with indexing stage with at least one fixed diame...

Metal complexes of cyclometallated imidazo (1,2-f) phenanthridine (...

Photochromic compounds having at least two photochromic moieties

Curable photochromic compositions and optical articles prepared the...

Complexes with tridentate ligands

Optical element having an apodized aperture

Blue phosphorescent imidazophenanthridine materials

Patents Applicationslast 30 patents

Indenonaphthopyrans Having Trialkylsilyl and Ethylenically Unsatura...

Dihydroquinoline Photochromic Compounds

ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES

Method for Preparing Indolenaphthopyrans

Articles Comprising Indolenaphthopyrans

Indolonaphthopyrans

Photochromic Article

Indolenaphthopyrans

Photochromic Indeno-Fused Naphthopyran Compounds With Reduced Tempe...

Compounds for Coordinating with a Metal, Compositions Containing Su...

ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES

Silole and Germole Fused Ring Photochromic Compounds

STABILITY OLED MATERIALS AND DEVICES

ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES

ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES

ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES

Photochromic Thienochromene Compounds

ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES

ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES

ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES

ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES

STABILITY OLED MATERIALS AND DEVICES

Metal Complexes of Cyclometallated Imidazo[1,2-f]phenanthridine and...

METAL COMPLEXES OF CYCLOMETALLATED IMIDAZO[1,2-f]PHENANTHRIDINE AND...

METAL COMPLEXES OF CYCLOMETALLATED IMIDAZO (1,2-f ) PHENANTHRIDINE...

OPTICAL MECHANISM WITH INDEXING STAGE WITH AT LEAST ONE FIXED DIAME...

OPTICAL ELEMENT HAVING AN ELECTROCHROMIC APODIZED APERTURE AND AN A...

METHOD OF MAKING AN OPTICAL ELEMENT HAVING AN ELECTROCHROMIC APODIZ...

CURABLE PHOTOCHROMIC COMPOSITIONS AND OPTICAL ARTICLES PREPARED THE...

Photochromic Materials That Include Indeno-Fused Naphthopyrans