Minneapolis, MN, United States of America

Wtc/ecomaster Corporation


USPTO Granted Patents = 2

Forward Citations = 196

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3 inventors (with patents filed for the assignee):

goldMedal Jan H Magnusson (2 out of 13 patents)

silverMedal David M Botts (1 out of 5 patents)

bronzeMedal Alan Lonneman (1 out of 9 patents)


2 patents:

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USPTO Data Jan 1 1976 - Sep 15 2026

2 Patents

#557 in Minneapolis, MN

#2,528 in Minnesota

#94,722 in US

Minneapolis, MN (US)
Minneapolis, MN, United States of America
Forward Citations = 196

3 inventors:

Please report any incorrect information to [email protected]
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