For the Inventor, By the Inventor

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Hésingue, France

Cryostar-France Sa

USPTO Granted Patents = 3

% Expired Patents = 66.7

EPO Patents = 1

Forward Citations = 40

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3 inventors (with patents filed for the assignee):

Josef Pozivil (2 out of 7 patents)

Helmut Gerstendorfer (1 out of 1 patent)

Joseph Pozivil (1 out of 1 patent)

4. Helmut Gerstendoerfer (0 patent)

3 patents: Sort by Forward Citations

1. 6598564 - Natural gas supply apparatus (2003-07-29),

2. 6530241 - Apparatus for reliquefying compressed vapour (2003-03-11),

3. 6439836 - Cryogenic turbo-expander (2002-08-27),

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USPTO Data Jan 1 1976 - Sep 15 2026

3 Patents

#2 in Hésingue

#4,030 in France

Hésingue, France

Cryostar-France Sa

Forward Citations = 40

3 inventors:

Josef Pozivil (2 out of 7 patents)

Helmut Gerstendorfer (1 out of 1 patent)

Joseph Pozivil (1 out of 1 patent)

4. Helmut Gerstendoerfer (0 patent)

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