Willard J. LAPEYROUSE

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Houma, LA, US

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Patents Grantslast 30 patents

Information Patent Grant
Hydraulic oil well pumping apparatus
- Patent number 8,678,082
- Issue date Mar 25, 2014
- Lufkin Industries, LLC
- Michael A. Fesi
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydraulic oil well pumping apparatus
- Patent number 8,235,107
- Issue date Aug 7, 2012
- Lufkin Industries, Inc.
- Michael A. Fesi
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydraulic oil well pumping apparatus
- Patent number 7,762,321
- Issue date Jul 27, 2010
- Petro Hydraulic Lift System, L.L.C.
- Michael A. Fesi
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
HYDRAULIC OIL WELL PUMPING APPARATUS
- Publication number 20130058798
- Publication date Mar 7, 2013
- LUFKIN INDUSTRIES, INC.
- Michael A. FESI
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
HYDRAULIC OIL WELL PUMPING APPARATUS
- Publication number 20110014064
- Publication date Jan 20, 2011
- PETRO HYDRAULIC LIFT SYSTEM, L.L.C.
- Michael A. FESI
- E21 - EARTH DRILLING MINING
Information Patent Application
HYDRAULIC OIL WELL PUMPING APPARATUS
- Publication number 20090194291
- Publication date Aug 6, 2009
- PETRO HYDRAULIC LIFT SYSTEM, L.L.C.
- Michael A. Fesi
- E21 - EARTH DRILLING MINING
Information Patent Application
HYDRAULIC OIL WELL PUMPING APPARATUS
- Publication number 20070261841
- Publication date Nov 15, 2007
- Michael A. Fesi
- E21 - EARTH DRILLING MINING