For the Inventor, By the Inventor

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Hong Kong, China

Chevron Limited

USPTO Granted Patents = 25

EPO Patents = 1

Trademarks = 98

Forward Citations = 490

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31 inventors (with patents filed for the assignee):

Ronald R Nespor (3 out of 15 patents)

Ronald B Nespor (3 out of 3 patents)

Stacey Ian Zones (2 out of 203 patents)

4. Allen W Burton, Jr (2 out of 40 patents)

5. Joseph W Pallini (1 out of 64 patents)

6. Thomas C Sale (1 out of 11 patents)

7. Wesley Neil Ludwig (1 out of 28 patents)

8. Ming Chen (1 out of 8 patents)

9. Guillaume Keller (1 out of 13 patents)

10. Mark Lyverse (1 out of 4 patents)

11. Charles W Weinstock (1 out of 2 patents)

12. Timothy J Smith (1 out of 1 patent)

13. Nancy K Smrcka (1 out of 4 patents)

14. Yuzhong Zhao (1 out of 2 patents)

15. Chong Yi Zhang (1 out of 1 patent)

25 patents: Sort by Forward Citations

1. D668803 - Flashlight (2012-10-09),

2. D651497 - Chain saw (2012-01-03),

3. D636244 - Sander (2011-04-19),

4. 7861601 - Measurement of liquid flow in porous media by tracer dilution without continuous mixing (2011-01-04),

5. 7554651 - Laser distance finder (2009-06-30),

6. 7493701 - Self-leveling laser apparatus and a method for controlling the same (2009-02-24),

7. 7441760 - Work table (2008-10-28),

8. 7374658 - Medium speed diesel engine oil (2008-05-20),

9. 7357904 - Reduction of oxides of nitrogen in a gas stream using molecular sieve SSZ-74 (2008-04-15),

10. 7348295 - Gas separation using molecular sieve SSZ-74 (2008-03-25),

11. 6323381 - Manufacture of high purity benzene and para-rich xylenes by combining aromatization and selective disproportionation of impure toluene (2001-11-27),

12. 6281406 - Adsorption process for paraxylene purifacation using Cs SSZ-25 adsorbent with benzene desorbent (2001-08-28),

13. 6032733 - Cable head (2000-03-07),

14. 5692871 - Wheel lift towing device (1997-12-02),

15. 5660234 - Shallow flow wellhead system (1997-08-26),

Chevron Limited is a multinational energy corporation with operations in over 180 countries. The company is involved in the exploration, production, refining, and marketing of oil and natural gas. Chevron is known for its commitment to safety, innovation, and environmental stewardship. With a strong focus on sustainability, Chevron is dedicated to advancing energy solutions for a brighter future.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

25 Patents

#135 in Hong Kong

#1,085 in China

#24,931 in the World

Hong Kong, China

Chevron Limited

Forward Citations = 490

31 inventors:

Ronald R Nespor (3 out of 15 patents)

Ronald B Nespor (3 out of 3 patents)

Stacey Ian Zones (2 out of 203 patents)

4. Allen W Burton, Jr (2 out of 40 patents)

5. Joseph W Pallini (1 out of 64 patents)

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