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Trademarks = 2

Forward Citations = 109

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7 inventors (with patents filed for the assignee):

H Ward Alter (5 out of 5 patents)

Robert Wenzlau (3 out of 3 patents)

Peter Biffar (3 out of 7 patents)

4. Fred F Holub (1 out of 57 patents)

5. William J Ward, Iii (1 out of 24 patents)

6. Robert L Fleischer (1 out of 9 patents)

7. Richard A Oswald (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 7873524 - Method and apparatus for monitoring and responding to land use activities (2011-01-18),

2. 7831440 - Method and apparatus for monitoring and responding to land use activities (2010-11-09),

3. 7747450 - Method and apparatus for monitoring and responding to land use activities (2010-06-29),

4. 4518860 - Compact detector for radon and radon daughter products (1985-05-21),

5. D269858 - Compact radon detector unit (1983-07-26),

6. 4338523 - Low cost disposable radiation detecting apparatus (1982-07-06),

7. 4065972 - Method and apparatus for underground deposit detection (1978-01-03),

8. 4064436 - Reducing noise in uranium exploration (1977-12-20),

9. 4063087 - Reducing noise in uranium exploration (1977-12-13),

10. 3987677 - Method and apparatus for underground deposit detection in water covered (1976-10-26),

Terradex, Inc. is a leading environmental risk management company that provides innovative solutions for identifying, assessing, and remediating potential environmental hazards. With expertise in environmental compliance, sustainability, and technology, Terradex helps clients navigate complex regulatory challenges and minimize their environmental footprint. Through advanced data analytics and cutting-edge tools, Terradex empowers companies to make informed decisions and secure a sustainable future.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

10 Patents

#169 in Palo Alto, CA

#7,106 in California

#29,828 in US

#55,954 in the World

Palo Alto, CA, United States of America

Terradex, Inc.