Inventor · Somers, CT, US

Raymond D. Zagranski

29Patents
13h-index
21Co-inventors
81Inventor score

Filing activity: Mar 7, 1980 → Dec 1, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US4500966A Super contingency aircraft engine control Emerging Cross-Sectional Technologies 40 Expired
US6715277B2 Fuel control system for gas turbine engines Mechanical Engineering; Lighting; Heating 39 Expired
US6442925B1 Manifold drain system for gas turbine Emerging Cross-Sectional Technologies 28 Expired
US4423593A Fuel control for controlling helicopter rotor/turbine acceleration Mechanical Engineering; Lighting; Heating 24 Expired
US4466526A Helicopter engine control with rotor speed decay anticipator Mechanical Engineering; Lighting; Heating 24 Expired
US4302931A Fuel flow limiting device for overspeed and overtemperature control Mechanical Engineering; Lighting; Heating 23 Expired
US4488236A Helicopter cruise fuel conserving engine control Emerging Cross-Sectional Technologies 21 Expired
US4454754A Engine failure detector Mechanical Engineering; Lighting; Heating 20 Expired
US4736331A Helicopter power available to hover indicator Physics 20 Expired
US4453378A Torsional mode suppressor Physics 19 Expired
US5716201A Variable displacement vane pump with vane tip relief Mechanical Engineering; Lighting; Heating 18 Expired
US5738500A Variable displacement vane pump having low actuation friction cam seal Mechanical Engineering; Lighting; Heating 17 Expired
US4493465A Helicopter engine torque compensator Physics 14 Expired
US6962485B2 Constant bypass flow controller for a variable displacement pump Mechanical Engineering; Lighting; Heating 12 Expired
US6873887B2 Rotor torque anticipator Mechanical Engineering; Lighting; Heating 12 Expired
US7136738B2 Fuel control system for gas turbine engines Mechanical Engineering; Lighting; Heating 12 Expired
US4531361A Torsional mode suppressor Mechanical Engineering; Lighting; Heating 10 Expired
US4307451A Backup control Mechanical Engineering; Lighting; Heating 9 Expired
US5863189A Variable displacement vane pump adjustable by low actuation loads Mechanical Engineering; Lighting; Heating 9 Expired
US6623250B2 Fuel metering unit Emerging Cross-Sectional Technologies 8 Expired
US6821093B2 Flow meter Emerging Cross-Sectional Technologies 7 Expired
US6786702B2 Fuel metering unit Emerging Cross-Sectional Technologies 7 Expired
US4393651A Fuel control method and apparatus Mechanical Engineering; Lighting; Heating 5 Expired
US6241392A Hybrid bearing Mechanical Engineering; Lighting; Heating 4 Expired
US6375435B2 Static cam seal for variable displacement vane pump Mechanical Engineering; Lighting; Heating 3 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.