Oliver J. Whitfield

Person

Bow, WA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Pellet fuel burner for heating and drying systems
- Patent number 5,893,358
- Issue date Apr 13, 1999
- Pyro Industries, Inc.
- Oliver J. Whitfield
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Artificial log burner
- Patent number 5,655,513
- Issue date Aug 12, 1997
- Pyro Industries, Inc.
- Oliver J. Whitfield
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Grate with self ignitor for burning pellet fuel
- Patent number 5,617,841
- Issue date Apr 8, 1997
- Pyro Industries, Inc.
- Oliver J. Whitfield
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Self-distributing combustion grate for pellet fueled stoves
- Patent number 5,488,943
- Issue date Feb 6, 1996
- Pyro Industries, Inc.
- Oliver J. Whitfield
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Self concentrating combustion grate for pellet fueled stoves
- Patent number 5,383,446
- Issue date Jan 24, 1995
- Pyro Industries, Inc.
- Oliver J. Whitfield
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Combustion grate with rods for pellet fueled stove
- Patent number 5,295,474
- Issue date Mar 22, 1994
- Pyro Industries, Inc.
- Oliver J. Whitfield
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Combustion grate for pellet fueled stove
- Patent number 5,137,010
- Issue date Aug 11, 1992
- Pyro Industries, Inc.
- Oliver J. Whitfield
- F24 - HEATING RANGES VENTILATING

Oliver J. Whitfield

Person

Patents Grantslast 30 patents

Pellet fuel burner for heating and drying systems

Artificial log burner

Grate with self ignitor for burning pellet fuel

Self-distributing combustion grate for pellet fueled stoves

Self concentrating combustion grate for pellet fueled stoves

Combustion grate with rods for pellet fueled stove

Combustion grate for pellet fueled stove