N. P. K. Construction Equipment, Inc.

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Walton Hills, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Slow start control for a hydraulic hammer
- Patent number 6,491,114
- Issue date Dec 10, 2002
- N. P. K. Construction Equipment, Inc.
- Roger A. Webel
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Control system for an excavator thumb and a method of controlling a...
- Patent number 6,385,870
- Issue date May 14, 2002
- N. P. K. Construction Equipment, Inc.
- Roger A. Webel
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Heavy duty shear with anti-jam feature
- Patent number 5,542,180
- Issue date Aug 6, 1996
- N. P. K. Construction Equipment, Inc.
- Ron R. Karani
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Heavy duty shear head and mounting support
- Patent number 5,230,151
- Issue date Jul 27, 1993
- N. P. K. Construction Equipment, Inc.
- Kevin M. Kunzman
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ripper using a hydraulic hammer and a method for making the improve...
- Patent number 4,906,049
- Issue date Mar 6, 1990
- N. P. K. Construction Equipment, Inc.
- Jack T. Anderson
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

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