For the Inventor, By the Inventor

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Newport Beach, CA, United States of America

American Vanguard Corporation

USPTO Granted Patents = 3

% Expired Patents = 33.3

Forward Citations = 34

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6 inventors (with patents filed for the assignee):

Kyle England Coleman (2 out of 3 patents)

Monte L Spence (2 out of 2 patents)

Larry M Conrad (1 out of 32 patents)

4. Rex A Rysdam (1 out of 8 patents)

5. Nathaniel R Claussen (1 out of 6 patents)

6. Richard M Porter (1 out of 11 patents)

3 patents: Sort by Forward Citations

1. 9820431 - System and process for dispensing multiple and low rate agricultural products (2017-11-21),

2. 8210445 - Mobile drip system (2012-07-03),

3. 7883035 - Mobile drip system (2011-02-08),

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USPTO Data Jan 1 1976 - Sep 29 2026

3 Patents

#116 in Newport Beach, CA

#16,838 in California

#73,766 in US

Newport Beach, CA, United States of America

American Vanguard Corporation

Forward Citations = 34

6 inventors:

Kyle England Coleman (2 out of 3 patents)

Monte L Spence (2 out of 2 patents)

Larry M Conrad (1 out of 32 patents)

4. Rex A Rysdam (1 out of 8 patents)

5. Nathaniel R Claussen (1 out of 6 patents)

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