% Expired Patents = 25.0

Trademarks = 36

Forward Citations = 88

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11 inventors (with patents filed for the assignee):

Cong-Yan Chen (2 out of 68 patents)

Stacey Ian Zones (1 out of 210 patents)

Dennis John O'Rear (1 out of 133 patents)

4. Satoshi Hirano (1 out of 43 patents)

5. Shigeru Iwamoto (1 out of 3 patents)

6. Morikuni Nakazato (1 out of 6 patents)

7. Russell Roland Krug (1 out of 36 patents)

8. Rodney L Porter (1 out of 3 patents)

9. Stephen Joseph Miller (1 out of 259 patents)

10. Kamala R Krishna (1 out of 18 patents)

11. Arthur J Dahlberg (1 out of 25 patents)

4 patents: Sort by Forward Citations

1. 9187706 - Lubricating oil composition (2015-11-17),

2. 6468501 - Method for heteroatom lattice substitution in large and extra-large pore borosilicate zeolites (2002-10-22),

3. 6458265 - Diesel fuel having a very high iso-paraffin to normal paraffin mole ratio (2002-10-01),

4. 6441263 - Ethylene manufacture by use of molecular redistribution on feedstock C3-5 components (2002-08-27),

Company Overview

ChevronTexaco Corporation is an American multinational energy corporation headquartered in San Ramon, California. It is engaged in every aspect of the oil and natural gas industry, including exploration and production, refining, marketing and transportation. With operations in over 180 countries, ChevronTexaco is one of the largest oil companies in the world.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

4 Patents

#52 in San Ramon, CA

#14,051 in California

#60,641 in US

San Ramon, CA, United States of America

Chevrontexaco Corporation

Forward Citations = 88

11 inventors:

Cong-Yan Chen (2 out of 68 patents)

Stacey Ian Zones (1 out of 210 patents)

Dennis John O'Rear (1 out of 133 patents)

4. Satoshi Hirano (1 out of 43 patents)

5. Shigeru Iwamoto (1 out of 3 patents)

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

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]