Robert H. Berg

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Elmhurst, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for coincidence correction in electrozone part...
- Patent number 5,247,461
- Issue date Sep 21, 1993
- Particle Data, Inc.
- Robert H. Berg
- G01 - MEASURING TESTING
Information Patent Grant
Multi-sample particle analysis apparatus and method
- Patent number 4,471,297
- Issue date Sep 11, 1984
- Particle Data, Inc.
- Robert H. Berg
- G01 - MEASURING TESTING
Information Patent Grant
Porous passage means and method for particle analyzing systems
- Patent number 4,434,398
- Issue date Feb 28, 1984
- Particle Data, Inc.
- Robert H. Berg
- G01 - MEASURING TESTING
Information Patent Grant
Particle length and volume comeasurement with controlled orientation
- Patent number 4,290,011
- Issue date Sep 15, 1981
- Particle Data, Inc.
- Robert H. Berg
- G01 - MEASURING TESTING
Information Patent Grant
Displacement metering with independent ancillary flow
- Patent number 4,001,678
- Issue date Jan 4, 1977
- Robert H. Berg
- G01 - MEASURING TESTING