Joseph A. Gasan

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Stroud, Gloucestershire, GB

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Patents Grantslast 30 patents

Information Patent Grant
Cutter assemblies for rotary drill bits
- Patent number 5,174,396
- Issue date Dec 29, 1992
- Malcolm R. Taylor
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotary drill bit for use in drilling holes in subsurface earth form...
- Patent number 4,991,670
- Issue date Feb 12, 1991
- Reed Tool Company, Ltd.
- John Fuller
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutter elements for rotary drill bits
- Patent number 4,987,800
- Issue date Jan 29, 1991
- Reed Tool Company Limited
- Joseph A. Gasan
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Rotary drill bit for use in drilling holes in subsurface earth form...
- Patent number 4,889,017
- Issue date Dec 26, 1989
- Reed Tool Co., Ltd.
- John Fuller
- E21 - EARTH DRILLING MINING