Trademarks = 3

Forward Citations = 94

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6 inventors (with patents filed for the assignee):

Frank J Carlin (5 out of 9 patents)

Jackie E Smith (3 out of 9 patents)

John Forester Price (1 out of 2 patents)

4. Thomas B Smith (1 out of 1 patent)

5. Terry L Fite (1 out of 1 patent)

6. Clarence J Hayes (1 out of 1 patent)

8 patents: Sort by Forward Citations

1. 5562312 - Discountinuous plane weld apparatus and method for enhancing fatigue and (1996-10-08),

2. 5492375 - Drill pipe with improved connectors (1996-02-20),

3. 5433130 - Shoulder dressing apparatus (1995-07-18),

4. 5361846 - Apparatus and method for enhancing fatigue properties of subterranean (1994-11-08),

5. 5355968 - Tool joint stress relief groove (1994-10-18),

6. 5147996 - Tool joint (1992-09-15),

7. 5101906 - Horizontal drilling or completion method (1992-04-07),

8. 5010225 - Tool joint and method of hardfacing same (1991-04-23),

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USPTO Data Jan 1 1976 - Dec 9 2025

8 Patents

#563 in Houston, TX

#2,213 in Texas

#34,852 in US

Houston, TX, United States of America

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