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Johann Otten
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Bad Schwartau, DE
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last 30 patents
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Patent Grant
Apparatus for measuring the proportion of paramagnetic substances i...
Patent number
5,493,215
Issue date
Feb 20, 1996
Dragerwerk Aktiengesellschaft
Johann Otten
G01 - MEASURING TESTING
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Patent Grant
Apparatus for determining the proportion of a substance having para...
Patent number
4,950,984
Issue date
Aug 21, 1990
Dragerwerk Aktiengesellschaft
Johann Otten
G01 - MEASURING TESTING
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Patent Grant
Sensor for capacitively measuring pressure in a gas
Patent number
4,901,197
Issue date
Feb 13, 1990
Dragerwerk Aktiengesellschaft
Scato Albarda
G01 - MEASURING TESTING