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For the Inventor, By the Inventor

Pittsburgh, PA, United States of America

Bayer Materialscience, LLC


USPTO Granted Patents = 178

% Expired Patents = 47.2



Trademarks = 13

Forward Citations = 967

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299 inventors (with patents filed for the assignee):

goldMedal Richard R Roesler (24 out of 56 patents)

silverMedal Rick L Adkins (15 out of 72 patents)

bronzeMedal Karsten Danielmeier (10 out of 23 patents)

4.  Stanley L Hager (9 out of 17 patents)

5.  Robert Allen Pyles (9 out of 39 patents)

6.  James P Mason (8 out of 13 patents)

7.  Charles A Gambino (8 out of 13 patents)

8.  Rick L Archey (8 out of 20 patents)

9.  Kurt C Frisch, Jr (8 out of 10 patents)

10.  William E Slack (8 out of 81 patents)

11.  Karl W Haider (7 out of 31 patents)

12.  Dinesh Pethiyagoda (7 out of 9 patents)

13.  Jack R Reese (6 out of 31 patents)

14.  George Combs (6 out of 15 patents)

15.  James Y J Chung (6 out of 8 patents)


Core Competencies:
Polyurethane Foams
Flame Retardant Compositions
Polymer Polyols
Thermoplastic Molding
Coating Compositions
Impact Resistance
Aliphatic Resins
Bio-based Materials
Waterborne Polyurethanes
Modified Isocyanates
Fluorescent Markers
Silylated Adhesives

178 patents:

1. 9284401 - Process for the preparation of polyether-ester polyols (2016-03-15),
2. 9193860 - Thermoplastic molding composition based on AES rubber with low surface gloss (2015-11-24),
3. 9163099 - Polybutadiene modified polymer polyols, foams prepared from polybutadiene modified polymer polyols, and processes for the production thereof (2015-10-20),
4. 9145490 - Flame-retardant polycarbonate compositions (2015-09-29),
5. 9133298 - Process for the production of high air flow polyether foams and the foams produced by this process (2015-09-15),
6. 9127154 - Impact resistant, flame retardant thermoplastic molding composition (2015-09-08),
7. 9085712 - Fast cure aspartate polysiloxane hybrid coating (2015-07-21),
8. 9080074 - Low temperature curing polyuretdione compositions (2015-07-14),
9. 9051412 - Base-catalyzed, long chain, active polyethers from short chain DMC-catalyzed starters (2015-06-09),
10. 9035105 - Process for the in situ production of polyether polyols based on renewable materials and their use in the production of flexible polyurethane foams (2015-05-19),
11. 9011984 - Processes for coating substrates and substrates formed therefrom (2015-04-21),
12. 8987396 - Active polymer polyols and a process for their production (2015-03-24),
13. 8975335 - Process for the production of high air flow polyether foams and the foams produced by this process (2015-03-10),
14. 8946313 - Hybrid PHD/PMPO polyols for polyurethane foam applications (2015-02-03),
15. 8925270 - Foam wall structure (2015-01-06),
Company Overview
Bayer Materialscience, LLC, based in Pittsburgh, PA, specializes in advanced polyurethane technology, focusing on the development and manufacture of innovative materials. The company is known for its expertise in polyurethane foams, flame retardant compositions, and polymer polyols, catering to various industries. Additionally, Bayer Materialscience emphasizes thermoplastic molding, coating compositions, and impact resistance, while also exploring bio-based materials to enhance sustainability in product offerings.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

178 Patents

#20 in Pittsburgh, PA

#95 in Pennsylvania

#2,271 in US

#4,680 in the World

Pittsburgh, PA (US)
Pittsburgh, PA, United States of America

Bayer Materialscience, LLC

Forward Citations = 967

299 inventors:

goldMedal Richard R Roesler (24 out of 56 patents)

silverMedal Rick L Adkins (15 out of 72 patents)

bronzeMedal Karsten Danielmeier (10 out of 23 patents)

4.  Stanley L Hager (9 out of 17 patents)

5.  Robert Allen Pyles (9 out of 39 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Bayer Materialscience, LLC. Retrieved from https://idiyas.com/company/bayer-materialscience

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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