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Richard Juffa
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Cologne, DE
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last 30 patents
Information
Patent Grant
Testing device for determining mechanical properties of a granulate...
Patent number
4,813,287
Issue date
Mar 21, 1989
Bayer Aktiegesellschaft
Peter Walzel
G01 - MEASURING TESTING
Information
Patent Grant
Flushable rotary gear pump
Patent number
4,400,147
Issue date
Aug 23, 1983
Binks Manufacturing Company
Carl M. Springer
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Pneumatic tire and process for its manufacture
Patent number
4,313,482
Issue date
Feb 2, 1982
Bayer Aktiengesellschaft
Paul Vente
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Apparatus for metering at least two reaction components into a mixi...
Patent number
4,275,822
Issue date
Jun 30, 1981
Bayer Aktiengesellschaft
Richard Juffa
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method of determining characteristic rheological quantities of visc...
Patent number
4,238,952
Issue date
Dec 16, 1980
Bayer Aktiengesellschaft
Rudiger Koopmann
G01 - MEASURING TESTING
Information
Patent Grant
Method of determining liquid flow in a conduit
Patent number
4,228,683
Issue date
Oct 21, 1980
Bayer Aktiengesellschaft
Richard Juffa
G05 - CONTROLLING REGULATING
Information
Patent Grant
Measurement and control of multicomponent liquid systems
Patent number
4,228,815
Issue date
Oct 21, 1980
Bayer Aktiengesellschaft
Richard Juffa
G05 - CONTROLLING REGULATING