Widnau, Switzerland

Plaston Ag Kunststoffwerk Hans Frei & Soyne


USPTO Granted Patents = 1

Forward Citations = 9

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3 inventors (with patents filed for the assignee):

goldMedal Werner Zemp (1 out of 5 patents)

silverMedal Peter Wirz (1 out of 5 patents)

bronzeMedal Mart Hürlimann (1 out of 1 patent)


1 patent:

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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#9 in Widnau

#4,292 in Switzerland

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Widnau, Switzerland
Forward Citations = 9

3 inventors:

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