William R. Landis

Person

Bloomington, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for detecting short circuited combustion air s...
- Patent number 5,015,172
- Issue date May 14, 1991
- Honeywell Inc.
- William R. Landis
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Method and apparatus for automatic fuel changeover
- Patent number 4,999,792
- Issue date Mar 12, 1991
- Honeywell Inc.
- Gregory W. Anderson
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Method for detecting missing circuit board components
- Patent number 4,963,752
- Issue date Oct 16, 1990
- Honeywell Inc.
- William R. Landis
- G01 - MEASURING TESTING
Information Patent Grant
Microcomputer-controlled system with redundant checking of sensor o...
- Patent number 4,923,117
- Issue date May 8, 1990
- Honeywell Inc.
- Wilmer L. Adams
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Method and apparatus for monitoring pressure sensors
- Patent number 4,915,613
- Issue date Apr 10, 1990
- Honeywell Inc.
- William R. Landis
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Fail-safe potentiometer feedback system
- Patent number 4,866,363
- Issue date Sep 12, 1989
- Honeywell Inc.
- William R. Landis
- G05 - CONTROLLING REGULATING
Information Patent Grant
Anti-bounce logic for critical loads
- Patent number 4,858,885
- Issue date Aug 22, 1989
- Honeywell Inc.
- Kenneth B. Kidder
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
System for redundantly processing a flame amplifier output signal
- Patent number 4,854,852
- Issue date Aug 8, 1989
- Honeywell Inc.
- Paul B. Patton
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Microcomputer fuel burner control having safety interlock means
- Patent number 4,835,670
- Issue date May 30, 1989
- Honeywell Inc.
- Wilmer L. Adams
- G05 - CONTROLLING REGULATING
Information Patent Grant
Flame safeguard sequencer having switch test functions
- Patent number 4,451,227
- Issue date May 29, 1984
- Honeywell Inc.
- William R. Landis
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Flame safeguard sequencer having safe start check
- Patent number 4,451,226
- Issue date May 29, 1984
- Honeywell Inc.
- William R. Landis
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Flame safeguard sequencer having interlock checking means
- Patent number 4,451,225
- Issue date May 29, 1984
- Honeywell Inc.
- William R. Landis
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Dynamic self-checking safety circuit means
- Patent number 4,422,067
- Issue date Dec 20, 1983
- Honeywell Inc.
- Rodney L. Clark
- G08 - SIGNALLING
Information Patent Grant
Selective ultraviolet signal amplifier circuit
- Patent number 4,328,527
- Issue date May 4, 1982
- Honeywell Inc.
- William R. Landis
- G08 - SIGNALLING
Information Patent Grant
Safety circuit for monitoring a flickering flame
- Patent number 3,947,218
- Issue date Mar 30, 1976
- Honeywell Inc.
- William R. Landis
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

William R. Landis

Person

Patents Grantslast 30 patents

Method and apparatus for detecting short circuited combustion air s...

Method and apparatus for automatic fuel changeover

Method for detecting missing circuit board components

Microcomputer-controlled system with redundant checking of sensor o...

Method and apparatus for monitoring pressure sensors

Fail-safe potentiometer feedback system

Anti-bounce logic for critical loads

System for redundantly processing a flame amplifier output signal

Microcomputer fuel burner control having safety interlock means

Flame safeguard sequencer having switch test functions

Flame safeguard sequencer having safe start check

Flame safeguard sequencer having interlock checking means

Dynamic self-checking safety circuit means

Selective ultraviolet signal amplifier circuit

Safety circuit for monitoring a flickering flame