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Patents Grants
last 30 patents
Information
Patent Grant
Method of monitoring vehicular traffic and of providing information...
Patent number
5,673,039
Issue date
Sep 30, 1997
Pietzsch AG
Heinz Werner Pietzsch
G08 - SIGNALLING
Information
Patent Grant
Wheel-load sensor with piezo-electric pickup and method of manufact...
Patent number
5,571,961
Issue date
Nov 5, 1996
Pietzsch AG
Siegfried Gassner
G01 - MEASURING TESTING
Information
Patent Grant
Method of measuring the distance between the axles or wheels of a v...
Patent number
5,020,236
Issue date
Jun 4, 1991
Pietzsch AG
Harald Kauer
G01 - MEASURING TESTING
Patents Applications
last 30 patents
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