Houston, TX, United States of America

Green Carbon Development, LLC


USPTO Granted Patents = 3

Forward Citations = 0

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3 inventors (with patents filed for the assignee):

goldMedal James Rolston (3 out of 5 patents)

silverMedal Terry Sparkman (3 out of 3 patents)

bronzeMedal Thomas Bass (3 out of 3 patents)


3 patents:

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USPTO Data Jan 1 1976 - Sep 22 2026

3 Patents

#1,208 in Houston, TX

#4,784 in Texas

#73,717 in US

Houston, TX (US)
Houston, TX, United States of America
Forward Citations = 0

3 inventors:

Please report any incorrect information to [email protected]
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