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For the Inventor, By the Inventor

Milan, MI, United States of America

Precision Devices Inc.


USPTO Granted Patents = 3

Trademarks = 2

Forward Citations = 22

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3 inventors (with patents filed for the assignee):

goldMedal Frederick L Fitts (1 out of 4 patents)

silverMedal Donald B Koretz (1 out of 1 patent)

bronzeMedal Joseph M Kormos (1 out of 1 patent)


3 patents:

1. 5136527 - Surface finish measuring device and method for gear teeth (1992-08-04),
2. 4928517 - Surface measuring instrument link arm assembly (1990-05-29),
3. 4706972 - Expanding arbor for locating the axis of an internal surface (1987-11-17),
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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#5 in Milan, MI

#2,444 in Michigan

#72,011 in US

...
Milan, MI, United States of America

Precision Devices Inc.

Forward Citations = 22

3 inventors:

goldMedal Frederick L Fitts (1 out of 4 patents)

silverMedal Donald B Koretz (1 out of 1 patent)

bronzeMedal Joseph M Kormos (1 out of 1 patent)

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