John Fuller

Person

Penzance, GB

People

Patents Grantslast 30 patents

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
Cutting structures for steel bodied rotary drill bits
- Patent number 4,919,220
- Issue date Apr 24, 1990
- Reed Tool Company, Ltd.
- John Fuller
- E21 - EARTH DRILLING MINING
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
Information Patent Grant
Rotary drill bits
- Patent number 4,823,892
- Issue date Apr 25, 1989
- NL Petroleum Products Limited
- John Fuller
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotary drill bits for use in coring holes in subsurface formations
- Patent number 4,790,396
- Issue date Dec 13, 1988
- NL Petroleum Products Limited
- John Fuller
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotary drill bits
- Patent number 4,733,735
- Issue date Mar 29, 1988
- NL Petroleum Products Limited
- John D. Barr
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotary drill bits
- Patent number 4,718,505
- Issue date Jan 12, 1988
- NL Petroleum Products Limited
- John Fuller
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drill bit and cutter therefor
- Patent number 4,676,324
- Issue date Jun 30, 1987
- NL Industries, Inc.
- John D. Barr
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drill bit and cutter therefor
- Patent number 4,640,375
- Issue date Feb 3, 1987
- NL Industries, Inc.
- John D. Barr
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drill bit
- Patent number 4,505,342
- Issue date Mar 19, 1985
- NL Industries, Inc.
- John D. Barr
- E21 - EARTH DRILLING MINING

John Fuller

Person

Patents Grantslast 30 patents

Rotary drill bit for use in drilling holes in subsurface earth form...

Cutting structures for steel bodied rotary drill bits

Rotary drill bit for use in drilling holes in subsurface earth form...

Rotary drill bits

Rotary drill bits for use in coring holes in subsurface formations

Rotary drill bits

Rotary drill bits

Drill bit and cutter therefor

Drill bit and cutter therefor

Drill bit