For the Inventor, By the Inventor

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Chicago, IL, United States of America

Amoco Corpration

USPTO Granted Patents = 2

Forward Citations = 59

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4 inventors (with patents filed for the assignee):

William S Eryman (1 out of 11 patents)

Robert C Edwards (1 out of 16 patents)

Ronald F Sloan (1 out of 1 patent)

4. Gary V Pratt (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 5813455 - Chemical dispensing system (1998-09-29),

2. 4845241 - Process for the manufacture of maleic (1989-07-04),

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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#1,002 in Chicago, IL

#4,309 in Illinois

#92,651 in US

Chicago, IL, United States of America

Amoco Corpration

Forward Citations = 59

4 inventors:

William S Eryman (1 out of 11 patents)

Robert C Edwards (1 out of 16 patents)

Ronald F Sloan (1 out of 1 patent)

4. Gary V Pratt (1 out of 1 patent)

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