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For the Inventor, By the Inventor

Oberfrohna, Germany

Vacuheat Gmbh


USPTO Granted Patents = 1

% Expired Patents = 100.0

Forward Citations = 9

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2 inventors (with patents filed for the assignee):

goldMedal Udo Bardelmeier (1 out of 1 patent)

silverMedal Peter Minarski (1 out of 4 patents)


1 patent:

1. 6776854 - Process and apparatus for the partial thermochemical vacuum treatment of metallic workpieces (2004-08-17),
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USPTO Data Jan 1 1976 - Sep 29 2026

1 Patents

#1,698 in Oberfrohna

#15,353 in Germany

Oberfrohna, DE
Oberfrohna, Germany

Vacuheat Gmbh

Forward Citations = 9

2 inventors:

goldMedal Udo Bardelmeier (1 out of 1 patent)

silverMedal Peter Minarski (1 out of 4 patents)

Please report any incorrect information to [email protected]
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