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For the Inventor, By the Inventor

Muskegon, MI, United States of America

Anchorlok Corp.


USPTO Granted Patents = 3


Trademarks = 1

Forward Citations = 41

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3 inventors (with patents filed for the assignee):

goldMedal John Pearson Smith (1 out of 11 patents)

silverMedal John P Bowyer (1 out of 3 patents)

bronzeMedal William C Pierce (1 out of 1 patent)


3 patents:

1. 5320026 - Spring brake actuator with dust guard (1994-06-14),
2. 5193432 - Tamper-resistant brake actuator (1993-03-16),
3. 5016523 - Adjustable mounting apparatus for air-operated diaphragm brakes (1991-05-21),
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USPTO Data Jan 1 1976 - Dec 23 2025

3 Patents

#43 in Muskegon, MI

#2,442 in Michigan

#71,950 in US

...
Muskegon, MI, United States of America

Anchorlok Corp.

Forward Citations = 41

3 inventors:

goldMedal John Pearson Smith (1 out of 11 patents)

silverMedal John P Bowyer (1 out of 3 patents)

bronzeMedal William C Pierce (1 out of 1 patent)

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