For the Inventor, By the Inventor

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Houston, TX, United States of America

Gb Tech, Inc.

USPTO Granted Patents = 4

% Expired Patents = 50.0

Forward Citations = 41

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6 inventors (with patents filed for the assignee):

Mark S F Clarke (2 out of 13 patents)

Daniel L Feeback (2 out of 8 patents)

Pavel Nikolaev (2 out of 39 patents)

4. Sivaram Arepalli (2 out of 2 patents)

5. Eduardo Garcia-Llama (1 out of 1 patent)

6. Kyung Huh (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 8321077 - Attitude determination with three-axis accelerometer for emergency atmospheric entry (2012-11-27),

2. 7763229 - Isolation and purification of single walled carbon nanotube structures (2010-07-27),

3. 7166266 - Isolation and purification of single walled carbon nanotube structures (2007-01-23),

4. 6389745 - Sheet for growing grass seeds and grass seed mat using same (2002-05-21),

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USPTO Data Jan 1 1976 - Sep 15 2026

4 Patents

#998 in Houston, TX

#3,928 in Texas

#60,511 in US

Houston, TX, United States of America

Gb Tech, Inc.

Forward Citations = 41

6 inventors:

Mark S F Clarke (2 out of 13 patents)

Daniel L Feeback (2 out of 8 patents)

Pavel Nikolaev (2 out of 39 patents)

4. Sivaram Arepalli (2 out of 2 patents)

5. Eduardo Garcia-Llama (1 out of 1 patent)

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