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For the Inventor, By the Inventor

Houston, TX, United States of America

Reed Tool Company (Delaware)


USPTO Granted Patents = 1

Forward Citations = 9

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1 inventor (with patents filed for the assignee):

goldMedal Percy W Schumacher (1 out of 15 patents)


1 patent:

1. 4446935 - Intermittent high-drag oil well drilling bit (1984-05-08),
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USPTO Data Jan 1 1976 - Jan 6 2026

1 Patents

#2,197 in Houston, TX

#9,054 in Texas

#133,943 in US

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Houston, TX, United States of America

Reed Tool Company (Delaware)

Forward Citations = 9

1 inventor:

goldMedal Percy W Schumacher (1 out of 15 patents)

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