Linkoping, Sweden

Optovent Ab


USPTO Granted Patents = 2

Forward Citations = 13

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3 inventors (with patents filed for the assignee):

goldMedal Per Vilhelm Aspenberg (1 out of 1 patent)

silverMedal Pentti Olavi Tengvall (1 out of 2 patents)

bronzeMedal Hans Pettersson (1 out of 2 patents)


2 patents:

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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#25 in Linkoping

#2,127 in Sweden

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Linkoping, Sweden
Forward Citations = 13

3 inventors:

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