Richard D. Curtis

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Wichita, KS, US

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Patents Grantslast 30 patents

Information Patent Grant
Burner for campstove
- Patent number 4,720,257
- Issue date Jan 19, 1988
- The Coleman Company, Inc.
- Hugh Beckham
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Folding reflector for a lantern
- Patent number 4,535,390
- Issue date Aug 13, 1985
- The Coleman Company, Inc.
- Richard D. Curtis
- F21 - LIGHTING
Information Patent Grant
Fuel control system for burners
- Patent number 4,522,582
- Issue date Jun 11, 1985
- The Coleman Company, Inc.
- Richard D. Curtis
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Lantern with kerosene preheater
- Patent number 4,131,414
- Issue date Dec 26, 1978
- The Coleman Company, Inc.
- Richard D. Curtis
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Temperature-responsive shut-off for gas fuel regulator valve
- Patent number 4,099,538
- Issue date Jul 11, 1978
- The Coleman Company, Inc.
- Richard Douglas Curtis
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Combination lantern, regulator-valve, and high pressure propane cyl...
- Patent number 3,941,554
- Issue date Mar 2, 1976
- The Coleman Company, Inc.
- Richard D. Curtis
- F21 - LIGHTING