Robert R. Fiedler

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Lincoln, NE, US

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Patents Grantslast 30 patents

Information Patent Grant
Pumping system
- Patent number 6,354,345
- Issue date Mar 12, 2002
- Isco, Inc.
- Frederick Alan Nabity
- E21 - EARTH DRILLING MINING
Information Patent Grant
Peristaltic pump having a roller support
- Patent number 5,915,932
- Issue date Jun 29, 1999
- Isco, Inc.
- Frederick Alan Nabity
- E21 - EARTH DRILLING MINING
Information Patent Grant
Liquid level monitor
- Patent number 5,901,603
- Issue date May 11, 1999
- ISCO Inc.
- Robert R. Fiedler
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for water sampling utilizing solid phase extra...
- Patent number 5,844,147
- Issue date Dec 1, 1998
- Isco, Inc.
- Robert R. Fiedler
- G01 - MEASURING TESTING
Information Patent Grant
Pumping system
- Patent number 5,576,503
- Issue date Nov 19, 1996
- Isco, Inc.
- Frederick A. Nabity
- E21 - EARTH DRILLING MINING
Information Patent Grant
Valve pump
- Patent number 5,183,391
- Issue date Feb 2, 1993
- Isco, Inc.
- Robert R. Fiedler
- E21 - EARTH DRILLING MINING
Information Patent Grant
Valve pump
- Patent number 5,161,956
- Issue date Nov 10, 1992
- Isco, Inc.
- Robert R. Fiedler
- E21 - EARTH DRILLING MINING
Information Patent Grant
Gas-operated positive displacement pump
- Patent number 4,810,172
- Issue date Mar 7, 1989
- Isco, Inc.
- Robert R. Fiedler
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...