Inventor profile of:

Robert W. Walters

City:

Export, Pennsylvania

Country:

United States

Published Applications:

38

Last publication date:

2025-04-17

Top Assignees for applications by Robert W. Walters

The entities that hold a legal rights for patent applications filed by inventor Walters Robert W.:

Recent patent applications by Walters Robert W.

Robert W. Walters from Export, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2025-04-17
US20250127030A1
Electricity

ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES

#2 | 2022-10-13
US20220328774A1
Electricity

Organic electroluminescent materials and devices

#3 | 2020-11-05
US20200350504A1
Electricity

Organic electroluminescent materials and devices

#4 | 2020-01-02
US20200006674A1
Electricity

Stability OLED materials and devices

#5 | 2019-11-07
US20190341563A1
Electricity

Organic electroluminescent materials and devices

#6 | 2019-02-21
US20190058138A1
Electricity

Organic electroluminescent materials and devices

#7 | 2018-05-10
US20180130963A1
Electricity

Organic electroluminescent materials and devices

#8 | 2018-02-22
US20180051037A1
Chemistry; metallurgy

Photochromic thienochromene compounds

#9 | 2017-11-16
US20170331055A1
Electricity

Organic electroluminescent materials and devices

#10 | 2017-03-23
US20170084851A1
Electricity

Organic electroluminescent materials and devices

#11 | 2016-08-18
US20160240798A1
Electricity

Organic electroluminescent materials and devices

#12 | 2015-10-08
US20150287935A1
Electricity

Organic electroluminescent materials and devices

#13 | 2015-09-03
US20150249225A1
Electricity

Stability OLED materials and devices

#14 | 2015-01-15
US20150018549A1
Electricity

Metal complexes of cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1′,2′-c]quinazoline ligands and isoelectronic and benzannulated analogs thereof

#15 | 2014-09-04
US20140249307A1
Electricity

Metal complexes of cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1′,2′-c]quinazoline ligands and isoelectronic and benzannulated analogs thereof

#16 | 2013-11-21
US20130310561A1
Electricity

Metal complexes of cyclometallated imidazo (1,2-f) phenanthridine (1,2-a:1′, 2′-c),quinazoline ligands and isoelectronic and benzannulated analogs thereof

#17 | 2013-10-03
US20130259464A1
Physics

Optical mechanism with indexing stage with at least one fixed diameter apodized aperture and method of making same

#18 | 2013-08-22
US20130215489A1
Physics

OPTICAL ELEMENT HAVING AN ELECTROCHROMIC APODIZED APERTURE AND AN APERTURE BODY FORMING AN ELECTROCHROMIC APODIZED APERTURE

#19 | 2013-08-15
US20130206323A1
Performing operations; transporting

Method of making an optical element having an electrochromic apodized aperture

#20 | 2012-08-23
US20120212840A1
Chemistry; metallurgy

Curable photochromic compositions and optical articles prepared therefrom

#21 | 2012-06-14
US20120145973A1
Chemistry; metallurgy

Photochromic materials that include indeno-fused naphthopyrans

#22 | 2012-05-31
US20120136148A1
Chemistry; metallurgy

Photochromic compounds having at least two photochromic moieties

#23 | 2011-03-31
US20110073849A1
Electricity

Metal complexes of cyclometallated imidazo[1,2-Æ’]phenanthridine and diimidazo[1,2-a:1',2'-c]quinazoline ligands and isoelectronic and benzannulated analogs thereof

#24 | 2010-06-03
US20100134866A1
Physics

Optical element having an apodized aperture

#25 | 2009-05-07
US20090115322A1
Chemistry; metallurgy

Complexes with tridentate ligands

#26 | 2009-04-09
US20090092854A1
Chemistry; metallurgy

Complexes with tridentate ligands

#27 | 2009-03-05
US20090062533A1
Chemistry; metallurgy

Naphthols useful for preparing indeno-fused photochromic naphthopyrans

#28 | 2008-12-04
US20080297033A1
Chemistry; metallurgy

Blue phosphorescent imidazophenanthridine materials

#29 | 2008-05-29
US20080125512A1
Performing operations; transporting

Photochromic contact lenses and methods of manufacturing

#30 | 2008-05-06
US10315656
-

Photochromic contact lenses and methods of manufacturing

#31 | 2007-08-16
US20070190359A1
Electricity

Metal complexes of cyclometallated imidazo[1,2-f]phenanthridine and diimidazo[1,2-a:1′,2′-c]quinazoline ligands and isoelectronic and benzannulated analogs thereof

#32 | 2007-07-05
US20070155964A1
Chemistry; metallurgy

Naphthols useful for preparing indeno-fused photochromic naphthopyrans

#33 | 2007-04-19
US20070088167A1
Chemistry; metallurgy

Stability OLED materials and devices

#34 | 2007-01-04
US20070001155A1
Chemistry; metallurgy

Photochromic polymer compositions and articles thereof

#35 | 2006-11-09
US20060251923A1
Electricity

Stability OLED materials and devices

#36 | 2006-03-14
US10643413
-

Organic light emitting materials and devices

#37 | 2005-07-12
US10288785
-

Organic light emitting materials and devices

#38 | 2005-02-22
US10290656
-

Organic light emitting materials and devices

InventorID:

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