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Thomas Kramer
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Adelsheim, DE
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last 30 patents
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Patent Grant
Heat storage medium
Patent number
6,227,285
Issue date
May 8, 2001
Schümann Sasol GmbH & Co. KG
Günter Hildebrand
F28 - HEAT EXCHANGE IN GENERAL
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Patent Grant
Heater
Patent number
5,896,914
Issue date
Apr 27, 1999
ST Speicher-Technologie GmbH
Klaus Fieback
F24 - HEATING RANGES VENTILATING