For the Inventor, By the Inventor

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Longview, TX, United States of America

Letourneau, Inc.

USPTO Granted Patents = 2

Trademarks = 3

Forward Citations = 30

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8 inventors (with patents filed for the assignee):

Ronald A Johnston (1 out of 22 patents)

Dwight Baker (1 out of 5 patents)

Nelson L Stoldt (1 out of 2 patents)

4. Paul K Schufeldt (1 out of 2 patents)

5. Peter J Bradley (1 out of 2 patents)

6. Mahmoud K Darwiche (1 out of 1 patent)

7. Michael J Dowdy (1 out of 1 patent)

8. Julian F Bowes (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 7201244 - Vehicle for materials handling and other industrial uses (2007-04-10),

2. 5915882 - Jack-up platform locking apparatus and method (1999-06-29),

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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#24 in Longview, TX

#6,126 in Texas

#92,554 in US

Longview, TX, United States of America

Letourneau, Inc.

Forward Citations = 30

8 inventors:

Ronald A Johnston (1 out of 22 patents)

Dwight Baker (1 out of 5 patents)

Nelson L Stoldt (1 out of 2 patents)

4. Paul K Schufeldt (1 out of 2 patents)

5. Peter J Bradley (1 out of 2 patents)

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