Forward Citations = 23

Loading Chart...

9 inventors (with patents filed for the assignee):

Johann G Schulz (1 out of 63 patents)

Harold E Swift (1 out of 86 patents)

Thaddeus P Kobylinski (1 out of 67 patents)

4. Roger F Vogel (1 out of 42 patents)

5. Harold Beuther (1 out of 21 patents)

6. Bruce K Schmid (1 out of 14 patents)

7. Walter P Barie, Jr (1 out of 15 patents)

8. James T Eurich (1 out of 3 patents)

9. Win-Chung Lee (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 4541916 - Coal liquefaction process using low grade crude oil (1985-09-17),

2. 4320223 - Molded epoxy resin product containing acids from oxidation of (1982-03-16),

3. 4138326 - Hydrotreating process and catalyst (1979-02-06),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#366 in Pittsburgh, PA

#2,682 in Pennsylvania

#73,860 in US

Pittsburgh, PA, United States of America

Gulf Research & Development

Forward Citations = 23

9 inventors:

Johann G Schulz (1 out of 63 patents)

Harold E Swift (1 out of 86 patents)

Thaddeus P Kobylinski (1 out of 67 patents)

4. Roger F Vogel (1 out of 42 patents)

5. Harold Beuther (1 out of 21 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gulf Research & Development. Retrieved from https://idiyas.com/company/gulf-research-and-development

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]