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Wayne, NJ, United States of America

Gaf Corporation

USPTO Granted Patents = 498

CIPO Patents = 1

Trademarks = 1

Forward Citations = 5,994

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279 inventors (with patents filed for the assignee):

Donald H Lorenz (35 out of 45 patents)

Eugene S Barabas (32 out of 34 patents)

Paritosh M Chakrabarti (26 out of 43 patents)

4. Louis Schneider (26 out of 26 patents)

5. Eugene V Hort (25 out of 25 patents)

6. David E Graham (25 out of 25 patents)

7. David J Tracy (24 out of 53 patents)

8. Robert B Login (19 out of 95 patents)

9. Earl P Williams (17 out of 17 patents)

10. Michael J Brown (17 out of 18 patents)

11. Bruce A Gruber (16 out of 34 patents)

12. Alfredo A Bondoc (13 out of 39 patents)

13. Kou-Chang Liu (12 out of 57 patents)

14. Bruce M Resnick (12 out of 12 patents)

15. Michael W Helioff (11 out of 31 patents)

Core Competencies:

Hydrogenation Catalysts

Quaternized Nitrogen Compounds

Soil Release Polymers

Lactams

Asphalt Shingles

Cationic Compositions

Polymeric Halophors

Fragrance Additives

Defoming Compositions

Metallic Filaments

Non-Ionic Surfactants

Memory Elements

498 patents: Sort by Forward Citations

1. 4886890 - Diquarternary nitrogen compounds (1989-12-12),

2. 4886609 - Method for stimulation of oil and gas wells (1989-12-12),

3. 4886554 - Solar roofing assembly (1989-12-12),

4. 4885411 - Hydrogenation process for converting lactones to diols (1989-12-05),

5. 4885410 - Hydrogenation catalyst (1989-12-05),

6. 4885319 - Solvent resistant irradiation curable coatings (1989-12-05),

7. 4885158 - Heat stable quaternized lactams having oxylated sulfur anions (1989-12-05),

8. 4883655 - Quaternized nitrogen containing polycyclic compounds (1989-11-28),

9. 4877198 - Device for grounding conductive film (1989-10-31),

10. 4873336 - Process for the preparation of N-vinyl lactams (1989-10-10),

11. 4873294 - Mixture of cationic benzene carboxylate polymers from the reaction of (1989-10-10),

12. 4873003 - Cationic soil release polymers (1989-10-10),

13. 4871535 - Compositions used in permanent structure altering of hair (1989-10-03),

14. 4871483 - Novel non-depositing defoaming compositions (1989-10-03),

15. 4867750 - Alkoxylated polyesters (1989-09-19),

Company Overview

Gaf Corporation, headquartered in Wayne, NJ, specializes in the development and manufacturing of a diverse range of chemical compounds. The company is recognized for its expertise in hydrogenation catalysts, quaternized nitrogen compounds, and soil release polymers, among other innovative materials. Gaf's technological focus extends to applications in asphalt shingles, cationic compositions, polymeric halophors, and fragrance additives, positioning it as a key player in the chemical industry with a commitment to advancing product performance and sustainability.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

498 Patents

#1 in Wayne, NJ

#54 in New Jersey

#977 in US

#1,944 in the World

Wayne, NJ, United States of America

Gaf Corporation

Forward Citations = 5,994

279 inventors:

Donald H Lorenz (35 out of 45 patents)

Eugene S Barabas (32 out of 34 patents)

Paritosh M Chakrabarti (26 out of 43 patents)

4. Louis Schneider (26 out of 26 patents)

5. Eugene V Hort (25 out of 25 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gaf Corporation. Retrieved from https://idiyas.com/company/gaf

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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