Inventor · disambiguated record
Ernst C. Schellhase
Also filed as: SCHELLHASE ERNST C · SCHELLHASE ERNST CALVIN
12 granted patents·417 citations·filing 1985–2012
93Inventor score
Top patents by PatentIndex Score
12 records- 0192US8857581B2Dual spring rate damperSTAMPS FRANK B·Filed 2012·Granted Oct 14, 2014·10 cites·14 claims
- 0289US6227492B1Redundant ice management system for aircraftBELL HELICOPTER TEXTRON INC·Filed 1999·Granted May 8, 2001·102 cites·22 claims
- 0386US4729753AConstant velocity elastomeric bearing jointBELL HELICOPTER TEXTRON INC·Filed 1985·Granted Mar 8, 1988·57 cites·8 claims
- 0485US5031858AApparatus and method for folding and locking rotor bladesBELL HELICOPTER TEXTRON INC·Filed 1989·Granted Jul 16, 1991·77 cites·22 claims
- 0583US6296444B1Prop rotor hubBELL HELICOPTER TEXTRON INC·Filed 1999·Granted Oct 2, 2001·64 cites·19 claims
- 0675US7828525B2Soft in-plane tiltrotor hubBELL HELICOPTER TEXTRON INC·Filed 2004·Granted Nov 9, 2010·13 cites·1 claims
- 0774US8181755B2Dual spring rate damperSTAMPS FRANK B·Filed 2004·Granted May 22, 2012·13 cites·3 claims
- 0867US6220803B1Self-locking and self-retained structural fastenerBELL HELICOPTER TEXTRON INC·Filed 2000·Granted Apr 24, 2001·15 cites·20 claims
- 0960US4734081AConstant velocity elastomeric bearing jointBELL HELICOPTER TEXTRON INC·Filed 1987·Granted Mar 29, 1988·17 cites·2 claims
- 1056US5215502AConstant velocity elastomeric jointBELL HELICOPTER TEXTRON INC·Filed 1987·Granted Jun 1, 1993·19 cites·3 claims
- 1155US5074753ARotor bladeBELL HELICOPTER TEXTRON INC·Filed 1989·Granted Dec 24, 1991·24 cites·18 claims
- 1246US6921249B1Main rotor shear restraintUS NAVY·Filed 2003·Granted Jul 26, 2005·6 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →