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For the Inventor, By the Inventor

Helsinki, Finland

Umbra Software Ltd.


USPTO Granted Patents = 3

% Expired Patents = 66.7

Trademarks = 1

Forward Citations = 11

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4 inventors (with patents filed for the assignee):

goldMedal Hannu Saransaari (3 out of 8 patents)

silverMedal Otso Makinen (2 out of 7 patents)

bronzeMedal Ari Silvennoinen (1 out of 1 patent)

4.  Otso Mäkinen (1 out of 1 patent)


3 patents:

1. 9691177 - Techniques for automatic occluder simplification using planar sections (2017-06-27),
2. 9342924 - Conservative cell and portal graph generation (2016-05-17),
3. 8988431 - Conservative cell and portal graph generation (2015-03-24),
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USPTO Data Jan 1 1976 - Sep 22 2026

3 Patents

#195 in Helsinki

#794 in Finland

Helsinki, FI
Helsinki, Finland

Umbra Software Ltd.

Forward Citations = 11

4 inventors:

goldMedal Hannu Saransaari (3 out of 8 patents)

silverMedal Otso Makinen (2 out of 7 patents)

bronzeMedal Ari Silvennoinen (1 out of 1 patent)

4.  Otso Mäkinen (1 out of 1 patent)

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