Inventor · disambiguated record
Richard C. Welch
Also filed as: WELCH RICHARD · WELCH RICHARD C
8 granted patents·1 pending application·343 citations·filing 1988–2006
90Inventor score
Top patents by PatentIndex Score
9 records- 0193US6704625B2Aircraft architecture with a reduced bleed aircraft secondary power systemHAMILTON SUNDSTRAND CORP·Filed 2002·Granted Mar 9, 2004·84 cites·37 claims
- 0292US7841163B2Turbofan emergency generatorHAMILTON SUNDSTRAND CORP·Filed 2006·Granted Nov 30, 2010·78 cites·15 claims
- 0388US6796527B1Integrated air turbine driven system for providing aircraft environmental controlHAMILTON SUNDSTRAND CORP·Filed 2002·Granted Sep 28, 2004·60 cites·29 claims
- 0482US6663044B1Vapor compression cycle environmental control systemHAMILTON SUNDSTRAND CORP·Filed 2002·Granted Dec 16, 2003·46 cites·21 claims
- 0576US6817575B1Integrated system for providing aircraft environmental controlHAMILTON SUNDSTRAND CORP·Filed 2002·Granted Nov 16, 2004·35 cites·12 claims
- 0656US4990807AIntegrated drive generator having magnet generator on second shaftSUNDSTRAND CORP·Filed 1989·Granted Feb 5, 1991·19 cites·23 claims
- 0752US4883148AFill valve for liquid containing deviceSUNDSTRAND CORP·Filed 1988·Granted Nov 28, 1989·13 cites·14 claims
- 0843US2006137355A1Fan driven emergency generatorPRATT & WHITNEY CANADA·Filed 2004·Application pending·0 cites
- 0938US4895219AFill valve for liquid containing deviceSUNDSTRAND CORP·Filed 1988·Granted Jan 23, 1990·8 cites·14 claims
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