For the Inventor, By the Inventor

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Houston, TX, United States of America

Shell Explorer Limited

USPTO Granted Patents = 3

Forward Citations = 129

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4 inventors (with patents filed for the assignee):

Michael Prats (1 out of 7 patents)

Frederick C Stuchberry (1 out of 3 patents)

Alfred E Backstrom (1 out of 1 patent)

4. Abraham Verhoeff (1 out of 2 patents)

3 patents: Sort by Forward Citations

1. 4876004 - Topological separator (1989-10-24),

2. 4064942 - Aquifer-plugging steam soak for layered reservoir (1977-12-27),

3. 4035282 - Process for recovery of bitumen from a bituminous froth (1977-07-12),

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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#1,188 in Houston, TX

#4,681 in Texas

#72,011 in US

Houston, TX, United States of America

Shell Explorer Limited

Forward Citations = 129

4 inventors:

Michael Prats (1 out of 7 patents)

Frederick C Stuchberry (1 out of 3 patents)

Alfred E Backstrom (1 out of 1 patent)

4. Abraham Verhoeff (1 out of 2 patents)

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