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For the Inventor, By the Inventor

Houston, TX, United States of America

W.t. Bell International, Inc.


USPTO Granted Patents = 2


Forward Citations = 0

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3 inventors (with patents filed for the assignee):

goldMedal James G Rairigh (2 out of 24 patents)

silverMedal Walter Stam (1 out of 4 patents)

bronzeMedal William T Bell (1 out of 38 patents)


2 patents:

1. 12392211 - Explosive downhole tools having improved wellbore conveyance and debris properties, methods of using the explosive downhole tools in a wellbore, and explosive units for explosive column tools (2025-08-19),
2. 10538984 - Mini-severing and back-off tool with pressure balanced explosives (2020-01-21),
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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#1,507 in Houston, TX

#6,136 in Texas

#92,637 in US

...
Houston, TX, United States of America

W.t. Bell International, Inc.

Forward Citations = 0

3 inventors:

goldMedal James G Rairigh (2 out of 24 patents)

silverMedal Walter Stam (1 out of 4 patents)

bronzeMedal William T Bell (1 out of 38 patents)

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