David A. Whitman

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St. Paul, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Systems and methods for detecting the presence of a selected volume...
- Patent number 9,725,762
- Issue date Aug 8, 2017
- Diasorin S.P.A.
- Peter D. Ludowise
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Chemical indicator compositions, indicators and methods
- Patent number 9,176,103
- Issue date Nov 3, 2015
- 3M Innovative Properties Company
- David A. Whitman
- G01 - MEASURING TESTING
Information Patent Grant
Systems and methods for detecting the presence of a selected volume...
- Patent number 9,168,523
- Issue date Oct 27, 2015
- 3M Innovative Properties Company
- Peter D. Ludowise
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Systems and methods for volumetric metering on a sample processing...
- Patent number 8,931,331
- Issue date Jan 13, 2015
- 3M Innovative Properties Company
- Peter D. Ludowise
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR DETECTING THE PRESENCE OF A SELECTED VOLUME...
- Publication number 20160040213
- Publication date Feb 11, 2016
- Peter D. Ludowise
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
SYSTEMS AND METHODS FOR VOLUMETRIC METERING ON A SAMPLE PROCESSING...
- Publication number 20120291538
- Publication date Nov 22, 2012
- 3M Innovative Properties Company
- Peter D. Ludowise
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SYSTEMS AND METHODS FOR DETECTING THE PRESENCE OF A SELECTED VOLUME...
- Publication number 20120293796
- Publication date Nov 22, 2012
- Peter D. Ludowise
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CHEMICAL INDICATOR COMPOSITIONS, INDICATORS AND METHODS
- Publication number 20110312096
- Publication date Dec 22, 2011
- 3M Innovative Properties Company
- David A. Whitman
- G01 - MEASURING TESTING