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Houston, TX, United States of America

M-I Swaco

USPTO Granted Patents = 1

Forward Citations = 1

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1 inventor (with patents filed for the assignee):

Andrew John Ralph (1 out of 11 patents)

1 patent: Sort by Forward Citations

1. 8961784 - Plugs for repairing sifting or filtering screens (2015-02-24),

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USPTO Data Jan 1 1976 - Jan 20 2026

1 Patents

#2,205 in Houston, TX

#9,092 in Texas

#134,345 in US

Houston, TX, United States of America

M-I Swaco

Forward Citations = 1

1 inventor:

Andrew John Ralph (1 out of 11 patents)

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