Daniel S. Engebretson

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Sioux Falls, SD, US

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Patents Grantslast 30 patents

Information Patent Grant
Semipermeable membrane-based sampling systems
- Patent number 6,978,688
- Issue date Dec 27, 2005
- Dakota Technologies, Inc.
- Daniel S. Engebretson
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Sensors for measuring analytes
- Publication number 20060171845
- Publication date Aug 3, 2006
- Dakota Technologies, Inc.
- Travis L. Martin
- G01 - MEASURING TESTING
Information Patent Application
Ionization detectors
- Publication number 20040108857
- Publication date Jun 10, 2004
- Paul Jarski
- G01 - MEASURING TESTING
Information Patent Application
Semipermeable membrane-based sampling systems
- Publication number 20040089079
- Publication date May 13, 2004
- Daniel Scott Engebretson
- E21 - EARTH DRILLING MINING