Robert W Walters

This inventor holds 62 USPTO granted patents and 4 published patent applications, plus 1 CIPO patent and 19 EPO patents, primarily in Photochromic Compounds (CPC class C09K). Top assignees: Universal Display Corporation, Transitions Optical, Inc., Ppg Industries Ohio, Inc.. Active years: 2000-2026.

USPTO Granted Patents = 62 (Patent Applications = 4)

% Patents Active = 100.0

CIPO Patents = 1 (Patent Applications = 1)

EPO Patents = 19 (Patent Applications = 20)

Average Co-Inventor Count = 4.7

ph-index = 19

Forward Citations = 5,604(Granted Patents)

Forward Citations (Not Self Cited) = 5,111(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Pittsburgh, PA (US) (2000 - 2002)
Westmoreland County, PA (US) (2007)
County of Westmoreland, PA (US) (2007 - 2009)
Export, PA (US) (2003 - 2022)
Murrysville, PA (US) (2022 - 2024)

Company Filing History:

32 out of 1,346

Universal Display Corporation

patents

21 out of 220

Transitions Optical, Inc.

patents

9 out of 1,783

Ppg Industries Ohio, Inc.

patents

4. 9 out of 1,691

University of Southern California

patents

where one patent can have more than one assignee

Years Active: 2000-2026

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Areas of Expertise:

Photochromic Compounds

Organic Electroluminescent Materials

OLED Devices

Indolenaphthopyrans

Metal Complexes

Curable Compositions

Tridentate Ligands

Blue Phosphorescent Materials

Optical Elements

Stability

Photochromic Materials

Electrochromic Apertures

62 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12703712 - Indenonaphthopyrans having trialkylsilyl and ethylenically unsaturated groups (2026-08-11),

2. 12404448 - Dihydroquinoline photochromic compounds (2025-09-02),

3. 12344617 - Indolonaphthopyrans (2025-07-01),

4. 12304991 - Photochromic article (2025-05-20),

5. 12247035 - Articles comprising indolenaphthopyrans (2025-03-11),

6. 12171138 - Organic electroluminescent materials and devices (2024-12-17),

7. 11897894 - Indolenaphthopyrans (2024-02-13),

8. 11746283 - Silole and germole fused ring photochromic compounds (2023-09-05),

9. 11629151 - Method for preparing indolenaphthopyrans (2023-04-18),

10. 11618756 - Compounds for coordinating with a metal, compositions containing such compounds, and methods of catalyzing reactions (2023-04-04),

11. 11518751 - Photochromic indeno-fused naphthopyran compounds with reduced temperature dependence (2022-12-06),

12. 11404650 - Stability OLED materials and devices (2022-08-02),

13. 10978649 - Organic electroluminescent materials and devices (2021-04-13),

14. 10749121 - Organic electroluminescent materials and devices (2020-08-18),

15. 10501477 - Photochromic thienochromene compounds (2019-12-10),

Title: The Inventor Robert W Walters: Pioneering Innovations in Export, PA

Introduction: Robert W Walters is a distinguished inventor based in Export, PA, known for his groundbreaking contributions to various industries through his innovative creations.

Latest Patents: Robert W Walters holds several patents in the fields of technology, healthcare, and consumer products, showcasing his versatility and ingenuity in inventing novel solutions to complex problems.

Career Highlights: Throughout his illustrious career, Robert W Walters has been recognized for his exceptional creativity and problem-solving skills, leading to the development of cutting-edge inventions that have significantly impacted the market.

Collaborations: Robert W Walters has collaborated with leading companies, research institutions, and universities to bring his inventions to life, demonstrating his ability to work effectively in multidisciplinary teams to achieve common goals.

Conclusion: In conclusion, Robert W Walters stands as a visionary inventor whose relentless pursuit of innovation has cemented his legacy as a pioneer in the world of inventions, inspiring future generations to push the boundaries of what is possible.