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For the Inventor, By the Inventor

Houston, TX, United States of America

Varco, Inc.


USPTO Granted Patents = 2

Forward Citations = 13

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1 inventor (with patents filed for the assignee):

goldMedal Harry Samuel Elliott (2 out of 3 patents)


2 patents:

1. 4276502 - Solid state controller (1981-06-30),
2. 4112342 - Solid state controller (1978-09-05),
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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#1,504 in Houston, TX

#6,126 in Texas

#92,554 in US

...
Houston, TX, United States of America

Varco, Inc.

Forward Citations = 13

1 inventor:

goldMedal Harry Samuel Elliott (2 out of 3 patents)

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