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Oklahoma City, OK, United States of America

Kerr-Mcgee Corporation

USPTO Granted Patents = 85

Trademarks = 3

Forward Citations = 796

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68 inventors (with patents filed for the assignee):

Roger A Baldwin (13 out of 22 patents)

Donald E Rhodes (11 out of 12 patents)

Robert E Leonard (10 out of 19 patents)

4. Robert E Davis (7 out of 9 patents)

5. Olen L Riggs, Jr (6 out of 22 patents)

6. Paul C Ellgen (5 out of 10 patents)

7. Theodore A Rado (5 out of 14 patents)

8. James E Ingle (4 out of 8 patents)

9. James W Kauffman (4 out of 10 patents)

10. Bruce R Palmer (3 out of 11 patents)

11. Stephen R Nelson (3 out of 6 patents)

12. Larry G Sherman (3 out of 5 patents)

13. Dennis A Brunsell (3 out of 3 patents)

14. William C Laughlin (3 out of 17 patents)

15. William M Sleffel (3 out of 3 patents)

Core Competencies:

Hydrocarbon Extraction

Offshore Well Production

Hydrogenation Processes

Pigment Preparation

Lithium Manganese Oxide

Fluorine-Doped Titanium Dioxide

Hydrogen Peroxide Co-Production

Cryogenic Gas Separation

Coal Liquefaction

Heavy Metal Recovery

Aqueous Solution Treatment

Mining Apparatus

85 patents: Sort by Forward Citations

1. 6413016 - Methods of extracting liquid hydrocardon contaminants from underground zones (2002-07-02),

2. 6296060 - Methods and systems for producing off-shore deep-water wells (2001-10-02),

3. 6004519 - Aluminum promoted hydrogenation of alkylation sludge for aluminum (1999-12-21),

4. 5733365 - Process for preparing an improved low-dusting, free-flowing pigment (1998-03-31),

5. 5651864 - Method for particle synthesis and recovery (1997-07-29),

6. 5605773 - Lithium manganese oxide compound and method of preparation (1997-02-25),

7. 5597664 - Lithium manganese oxide compound and method of preparation (1997-01-28),

8. 5597515 - Conductive, powdered fluorine-doped titanium dioxide and method of (1997-01-28),

9. 5593569 - Hydrocracking processes using a homogenous catalysis system comprising a (1997-01-14),

10. 5573744 - Method for enhancing production of titanium dioxide (1996-11-12),

11. 5571855 - Attenuation of polymer substrate degradation due to ultraviolet radiation (1996-11-05),

12. 5567754 - Pigments with improved dispersibility in thermoplastic resins (1996-10-22),

13. 5406018 - Homogenous catalyst and process for liquid phase isomerization and (1995-04-11),

14. 5391077 - Drum oven (1995-02-21),

15. 5380130 - Preinstalled adjustable conductor guide (1995-01-10),

Kerr-McGee Corporation is a global energy and chemicals company primarily engaged in oil and gas exploration, production, and marketing. With a rich history dating back to 1929, the company has grown to become a significant player in the industry. Kerr-McGee operates in various regions around the world and is committed to delivering value to its shareholders, employees, and communities through responsible and sustainable practices.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

85 Patents

#3 in Oklahoma City, OK

#18 in Oklahoma

#4,233 in US

#8,724 in the World

Oklahoma City, OK, United States of America

Kerr-Mcgee Corporation

Forward Citations = 796

68 inventors:

Roger A Baldwin (13 out of 22 patents)

Donald E Rhodes (11 out of 12 patents)

Robert E Leonard (10 out of 19 patents)

4. Robert E Davis (7 out of 9 patents)

5. Olen L Riggs, Jr (6 out of 22 patents)

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