David M. Heffelfinger

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Oakland, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Photon efficient scanner
- Patent number 7,016,087
- Issue date Mar 21, 2006
- Becton Dickinson and Company
- David M. Heffelfinger
- G01 - MEASURING TESTING
Information Patent Grant
System for high throughput analysis
- Patent number 6,750,457
- Issue date Jun 15, 2004
- Becton Dickinson and Company
- David M. Heffelfinger
- G01 - MEASURING TESTING
Information Patent Grant
Optical autofocus for use with microtiter plates
- Patent number 6,441,894
- Issue date Aug 27, 2002
- Biometric Imaging, Inc.
- Bala S. Manian
- G02 - OPTICS
Information Patent Grant
Optical autofocus for use with microtiter plates
- Patent number 6,130,745
- Issue date Oct 10, 2000
- Biometric Imaging, Inc.
- Bala S. Manian
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
System for high throughput analysis
- Publication number 20030044967
- Publication date Mar 6, 2003
- David M. Heffelfinger
- G01 - MEASURING TESTING
Information Patent Application
Photon efficient scanner
- Publication number 20030030850
- Publication date Feb 13, 2003
- David M. Heffelfinger
- G01 - MEASURING TESTING