Ashok Tamang

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Provo, UT, US

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Patents Grantslast 30 patents

Information Patent Grant
Insert in a downhole drill bit
- Patent number 7,533,738
- Issue date May 19, 2009
- David R. Hall
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Mechanism that Continuously Adjusts a Drum Position
- Publication number 20110268503
- Publication date Nov 3, 2011
- David R. Hall
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Double Sintered Thermally Stable Polycrystalline Diamond Cutting El...
- Publication number 20100242375
- Publication date Sep 30, 2010
- David R. Hall
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...