DH

Douglas D. Havenhill

HO Honeywell: 2 patents #4,946 of 14,447Top 35%
SP Sperry: 1 patents #355 of 841Top 45%
📍 Peoria, AZ: #135 of 491 inventorsTop 30%
🗺 Arizona: #10,057 of 32,909 inventorsTop 35%
Overall (All Time): #1,649,814 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5455397 Zero reference rotation sense indicator John R. Kendig, Kevin D. Kral 1995-10-03
5386738 Direct torque control moment gyroscope 1995-02-07
4642501 Magnetic suspension and pointing system with flux feedback linearization Kevin D. Kral 1987-02-10