Carl D. Griffith

Person

Phoeniz, AZ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Three cue flight director system for helicopters
- Patent number 4,603,389
- Issue date Jul 29, 1986
- Sperry Corporation
- Carl D. Griffith
- G05 - CONTROLLING REGULATING
Information Patent Grant
VTOL altitude hold system with automatic ground effect compensation
- Patent number 4,603,388
- Issue date Jul 29, 1986
- Sperry Corporation
- Carl D. Griffith
- G05 - CONTROLLING REGULATING
Information Patent Grant
Approach to hover control system for helicopters
- Patent number 4,551,804
- Issue date Nov 5, 1985
- Sperry Corporation
- Thomas R. Clark
- G05 - CONTROLLING REGULATING
Information Patent Grant
Altitude preselect system for aircraft without air data computer
- Patent number 4,490,794
- Issue date Dec 25, 1984
- Sperry Corporation
- Carl D. Griffith
- G05 - CONTROLLING REGULATING
Information Patent Grant
Multiaxis hardover protection apparatus for automatic flight contro...
- Patent number 4,460,964
- Issue date Jul 17, 1984
- Sperry Corporation
- Edmund R. Skutecki
- G05 - CONTROLLING REGULATING
Information Patent Grant
Strapdown multifunction servoactuator apparatus for aircraft
- Patent number 4,345,195
- Issue date Aug 17, 1982
- Sperry Corporation
- Carl D. Griffith
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Aircraft servoactuator apparatus
- Patent number 4,228,386
- Issue date Oct 14, 1980
- Sperry Corporation
- Carl D. Griffith
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Semi-automatic flight control system utilizing limited authority st...
- Patent number 4,109,886
- Issue date Aug 29, 1978
- Sperry Rand Corporation
- Everett R. Tribken
- G05 - CONTROLLING REGULATING
Information Patent Grant
Fail safe force feel system
- Patent number 4,106,728
- Issue date Aug 15, 1978
- Sperry Rand Corporation
- Carl D. Griffith
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Four quadrant rate taker and synchronizer
- Patent number 4,017,726
- Issue date Apr 12, 1977
- Sperry Rand Corporation
- Edmund R. Skutecki
- G06 - COMPUTING CALCULATING COUNTING

Carl D. Griffith

Person

Patents Grantslast 30 patents

Three cue flight director system for helicopters

VTOL altitude hold system with automatic ground effect compensation

Approach to hover control system for helicopters

Altitude preselect system for aircraft without air data computer

Multiaxis hardover protection apparatus for automatic flight contro...

Strapdown multifunction servoactuator apparatus for aircraft

Aircraft servoactuator apparatus

Semi-automatic flight control system utilizing limited authority st...

Fail safe force feel system

Four quadrant rate taker and synchronizer