David T. Hahn

Person

Longmont, CO, US

People

Patents Grantslast 30 patents

Information Patent Grant
Signal processing and field proving methods and circuits for a cori...
- Patent number 5,907,104
- Issue date May 25, 1999
- Direct Measurement Corporation
- Donald R. Cage
- G01 - MEASURING TESTING
Information Patent Grant
Signal processing apparati and methods for attenuating shifts in ze...
- Patent number 5,827,979
- Issue date Oct 27, 1998
- Direct Measurement Corporation
- Michael N. Schott
- G01 - MEASURING TESTING
Information Patent Grant
Coriolis mass flow rate meter having means for modifying angular ve...
- Patent number 5,576,500
- Issue date Nov 19, 1996
- Direct Measurement Corporation
- Donald R. Cage
- G01 - MEASURING TESTING
Information Patent Grant
Coriolis mass flow rate meter
- Patent number 5,448,921
- Issue date Sep 12, 1995
- Direct Measurement Corporation
- Donald R. Cage
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for determining elastic constants in tubes
- Patent number 4,899,588
- Issue date Feb 13, 1990
- Micro Motion Incorporated
- Joseph D. Titlow
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for determining elastic constants in tubes
- Patent number 4,845,989
- Issue date Jul 11, 1989
- Joseph D. Titlow
- G01 - MEASURING TESTING
Information Patent Grant
Test apparatus for proving the performance of mass flow meters
- Patent number 4,823,592
- Issue date Apr 25, 1989
- Micro Motion, Inc.
- David T. Hahn
- G01 - MEASURING TESTING

David T. Hahn

Person

Patents Grantslast 30 patents

Signal processing and field proving methods and circuits for a cori...

Signal processing apparati and methods for attenuating shifts in ze...

Coriolis mass flow rate meter having means for modifying angular ve...

Coriolis mass flow rate meter

Method and apparatus for determining elastic constants in tubes

Method and apparatus for determining elastic constants in tubes

Test apparatus for proving the performance of mass flow meters