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Ralf Pleva
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Horb, DE
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Patents Grants
last 30 patents
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Patent Grant
Method and device for determining the alignment of line formations...
Patent number
6,538,252
Issue date
Mar 25, 2003
PLEVA GmbH
Ralf Pleva
G01 - MEASURING TESTING
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Patent Grant
Sensor for radiation pyrometric temperature measurement at high amb...
Patent number
5,921,680
Issue date
Jul 13, 1999
Pleva GmbH
Ralf Pleva
G01 - MEASURING TESTING
Patents Applications
last 30 patents
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Patent Application
Flow arrangement for a solar system
Publication number
20110197943
Publication date
Aug 18, 2011
Harry Pleva
F24 - HEATING RANGES VENTILATING