DH

David T. Hahn

DM Direct Measurement: 4 patents #3 of 6Top 50%
MM Micro Motion: 2 patents #97 of 279Top 35%
📍 Longmont, CO: #440 of 2,039 inventorsTop 25%
🗺 Colorado: #6,668 of 40,980 inventorsTop 20%
Overall (All Time): #763,290 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5907104 Signal processing and field proving methods and circuits for a coriolis mass flow meter Donald R. Cage, Michael N. Schott, Larry K. Carmichael 1999-05-25
5827979 Signal processing apparati and methods for attenuating shifts in zero intercept attributable to a changing boundary condition in a Coriolis mass flow meter Michael N. Schott, Donald R. Cage, Larry K. Carmichael 1998-10-27
5576500 Coriolis mass flow rate meter having means for modifying angular velocity gradient positioned within a conduit Donald R. Cage, Steven Wayne Campbell 1996-11-19
5448921 Coriolis mass flow rate meter Donald R. Cage, Steven Wayne Campbell 1995-09-12
4899588 Method and apparatus for determining elastic constants in tubes Joseph D. Titlow, Wilmut Brost 1990-02-13
4845989 Method and apparatus for determining elastic constants in tubes Joseph D. Titlow, Wilmut Brost 1989-07-11
4823592 Test apparatus for proving the performance of mass flow meters 1989-04-25