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For the Inventor, By the Inventor

Gorham, ME, United States of America

P. D. Coop, Inc.


USPTO Granted Patents = 2

Forward Citations = 99

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2 inventors (with patents filed for the assignee):

goldMedal Joseph B Seale (2 out of 25 patents)

silverMedal Gary E Bergstrom (1 out of 12 patents)


2 patents:

1. 6131459 - Linearized ultrasound beam alignment servo (2000-10-17),
2. 5769608 - Resonant system to pump liquids, measure volume, and detect bubbles (1998-06-23),
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USPTO Data Jan 1 1976 - Sep 22 2026

2 Patents

#6 in Gorham, ME

#175 in Maine

#94,643 in US

Gorham, ME (US)
Gorham, ME, United States of America

P. D. Coop, Inc.

Forward Citations = 99

2 inventors:

goldMedal Joseph B Seale (2 out of 25 patents)

silverMedal Gary E Bergstrom (1 out of 12 patents)

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