Daniel J. Nelson

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Lakewood, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Enhanced geometry receiving element for a downhole tool
- Patent number 11,492,863
- Issue date Nov 8, 2022
- Well Master Corporation
- Matthew J. Southard
- E21 - EARTH DRILLING MINING
Information Patent Grant
Vortex plunger arrangement
- Patent number 10,577,903
- Issue date Mar 3, 2020
- Wellmaster Corp
- David A. Green
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Bypass plungers including force dissipating elements and methods of...
- Patent number 10,378,321
- Issue date Aug 13, 2019
- Well Master Corporation
- Daniel J. Nelson
- E21 - EARTH DRILLING MINING
Information Patent Grant
Remote control gas regulation system
- Patent number 7,552,731
- Issue date Jun 30, 2009
- Remcore, Inc.
- Kevin D. Jorczak
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
ENHANCED GEOMETRY RECEIVING ELEMENT FOR A DOWNHOLE TOOL
- Publication number 20200248521
- Publication date Aug 6, 2020
- Well Master Corporation
- Matthew J. Southard
- E21 - EARTH DRILLING MINING
Information Patent Application
BYPASS PLUNGERS INCLUDING FORCE DISSIPATING ELEMENTS AND METHODS OF...
- Publication number 20170356276
- Publication date Dec 14, 2017
- Well Master Corporation
- Daniel J. Nelson
- E21 - EARTH DRILLING MINING
Information Patent Application
Vortex plunger arrangement
- Publication number 20170101856
- Publication date Apr 13, 2017
- David A. Green
- E21 - EARTH DRILLING MINING
Information Patent Application
Remote control gas regulation system
- Publication number 20050103342
- Publication date May 19, 2005
- Kevin D. Jorczak
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE