Stephen Mitchell Collinsworth

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Stanton, KY, US

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Patents Grantslast 30 patents

Information Patent Grant
Blasting method and blasting accessory
- Patent number 7,387,071
- Issue date Jun 17, 2008
- International Technologies, LLC
- Nils Alberto Heinke
- F42 - AMMUNITION BLASTING
Information Patent Grant
Drillhole blasting
- Patent number 7,052,092
- Issue date May 30, 2006
- Stephen Mitchell Collinsworth
- F42 - AMMUNITION BLASTING
Information Patent Grant
Borehole closure plug
- Patent number 6,481,502
- Issue date Nov 19, 2002
- Nils Alberto Heinke
- F42 - AMMUNITION BLASTING
Information Patent Grant
Rotary table deck bushing
- Patent number 5,413,415
- Issue date May 9, 1995
- Stephen M. Collinsworth
- E21 - EARTH DRILLING MINING
Information Patent Grant
Removable wear protective means for a drilling tool
- Patent number 5,234,063
- Issue date Aug 10, 1993
- Stephen M. Collinsworth
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drill section of a drilling tool
- Patent number 5,222,565
- Issue date Jun 29, 1993
- Stephen M. Collinsworth
- E21 - EARTH DRILLING MINING
Information Patent Grant
Wear protective means for a drilling tool
- Patent number 5,058,689
- Issue date Oct 22, 1991
- Stephen M. Collinsworth
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Blasting Method and Blasting Accessory
- Publication number 20070272108
- Publication date Nov 29, 2007
- Nils Alberto Heinke
- F42 - AMMUNITION BLASTING
Information Patent Application
Blasting
- Publication number 20070272109
- Publication date Nov 29, 2007
- Nils Alberto Heinke
- F42 - AMMUNITION BLASTING
Information Patent Application
Drillhole blasting
- Publication number 20040099445
- Publication date May 27, 2004
- Stephen Mitchell Collinsworth
- F42 - AMMUNITION BLASTING