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For the Inventor, By the Inventor

Minneapolis, MN, United States of America

Racotek, Inc.


USPTO Granted Patents = 3

Forward Citations = 94

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8 inventors (with patents filed for the assignee):

goldMedal J Eric Dunn (1 out of 4 patents)

silverMedal Merv L Grindahl (1 out of 1 patent)

bronzeMedal Jon M Silverman (1 out of 1 patent)

4.  Isaac Shpancer (1 out of 1 patent)

5.  Yehuda Meiman (1 out of 1 patent)

6.  Isaac Shpantzer (1 out of 1 patent)

7.  Raymond C Lo (1 out of 1 patent)

8.  Jerome E Horsager (1 out of 1 patent)


3 patents:

1. 5548805 - Data communication system using spectral overlay (1996-08-20),
2. 5282204 - Apparatus and method for overlaying data on trunked radio (1994-01-25),
3. D320387 - Portable communications terminal (1991-10-01),
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USPTO Data Jan 1 1976 - Sep 22 2026

3 Patents

#438 in Minneapolis, MN

#1,979 in Minnesota

#73,716 in US

Minneapolis, MN (US)
Minneapolis, MN, United States of America

Racotek, Inc.

Forward Citations = 94

8 inventors:

goldMedal J Eric Dunn (1 out of 4 patents)

silverMedal Merv L Grindahl (1 out of 1 patent)

bronzeMedal Jon M Silverman (1 out of 1 patent)

4.  Isaac Shpancer (1 out of 1 patent)

5.  Yehuda Meiman (1 out of 1 patent)

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