Inventor

HARPER HOWARD P

US4 patents

⚠️ This page may combine multiple inventors who share the name “HARPER HOWARD P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNITED TECHNOLOGIES CORP

2 patents

US5296854AMar 22, 1994

Helicopter virtual image display system incorporating structural outlines

UNITED TECHNOLOGIES CORP106 citations94

US5150117ASep 22, 1992

Power management symbology display system

UNITED TECHNOLOGIES CORP48 citations90

SPERO ROBERT E

1 patent

US5072218ADec 10, 1991

Contact-analog headup display method and apparatus

SPERO ROBERT E111 citations91

SIKORSKY AIRCRAFT CORP

1 patent

US6052069AApr 18, 2000

Taxi and slope landing symbology for a helicopter

SIKORSKY AIRCRAFT CORP10 citations70