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For the Inventor, By the Inventor

Oslo, Norway

Crescendo As


USPTO Granted Patents = 2

Forward Citations = 171

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4 inventors (with patents filed for the assignee):

goldMedal Jan Gisle Berger (2 out of 3 patents)

silverMedal Johan Horsrud (1 out of 3 patents)

bronzeMedal Ulf Tolfsen (1 out of 10 patents)

4.  Roy Kristiansen (1 out of 2 patents)


2 patents:

1. 7676854 - Helmet, helmet liner and method for manufacturing the same (2010-03-16),
2. D521191 - Helmet liner (2006-05-16),
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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#196 in Oslo

#719 in Norway

...
Oslo, Norway

Crescendo As

Forward Citations = 171

4 inventors:

goldMedal Jan Gisle Berger (2 out of 3 patents)

silverMedal Johan Horsrud (1 out of 3 patents)

bronzeMedal Ulf Tolfsen (1 out of 10 patents)

4.  Roy Kristiansen (1 out of 2 patents)

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