Inventor · disambiguated record
Charles E. Greenberg
Also filed as: GREENBERG CHARLES E
4 granted patents·65 citations·filing 1989–1997
77Inventor score
Technology areasG05D
Top patents by PatentIndex Score
4 records- 0152US4998202AHelicopter, high rotor load speed enhancementUNITED TECHNOLOGIES CORP·Filed 1989·Granted Mar 5, 1991·17 cites·3 claims
- 0251US5948023AMonitoring and/or control system for a dual-engine helicopter for one engine inoperative flight operationsSIKORSKY AIRCRAFT CORP·Filed 1997·Granted Sep 7, 1999·27 cites·5 claims
- 0345US5020316AHelicopter control with multiple schedule rotor speed decay anticipatorCOLTEC IND INC·Filed 1989·Granted Jun 4, 1991·12 cites·9 claims
- 0436US5023797ARange maximizing, stable, helicopter cruise fuel conservationUNITED TECHNOLOGIES CORP·Filed 1990·Granted Jun 11, 1991·9 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →