Plymouth, MN, United States of America

Protector Car, Inc.


USPTO Granted Patents = 1

Forward Citations = 4

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3 inventors (with patents filed for the assignee):

goldMedal William P Kroll (1 out of 36 patents)

silverMedal Karl J Kroll (1 out of 18 patents)

bronzeMedal Paul C Probst (1 out of 2 patents)


1 patent:

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USPTO Data Jan 1 1976 - Dec 2 2025

1 Patents

#153 in Plymouth, MN

#3,496 in Minnesota

#133,826 in US

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Plymouth, MN, United States of America
Forward Citations = 4

3 inventors:

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