Inventor · disambiguated record
Erik Johann
Also filed as: JOHANN ERIK
10 granted patents·112 citations·filing 2004–2020
89Inventor score
Top patents by PatentIndex Score
10 records- 0186US9816528B2Fluid-flow machineJOHANN ERIK·Filed 2012·Granted Nov 14, 2017·8 cites·19 claims
- 0284US8251648B2Casing treatment for axial compressors in a hub areaJOHANN ERIK·Filed 2009·Granted Aug 28, 2012·25 cites·24 claims
- 0379US9512727B2Rotor of an axial compressor stage of a turbomachineJOHANN ERIK·Filed 2012·Granted Dec 6, 2016·8 cites·14 claims
- 0476US9957806B2Method for producing a tandem blade wheel for a jet engine and tandem blade wheelROLLS ROYCE DEUTSCHLAND LTD & CO KG·Filed 2015·Granted May 1, 2018·6 cites·8 claims
- 0575US10995768B2Compressor rotor of a fluid flow machineROLLS ROYCE DEUTSCHLAND LTD & CO KG·Filed 2017·Granted May 4, 2021·2 cites·19 claims
- 0673US7784180B2Method and blade repair element for blisk repair or new blisk manufactureROLLS ROYCE DEUTSCHLAND·Filed 2005·Granted Aug 31, 2010·5 cites·7 claims
- 0772US11499429B2Rotor blade of a turbomachineROLLS ROYCE DEUTSCHLAND LTD & CO KG·Filed 2020·Granted Nov 15, 2022·2 cites·20 claims
- 0871US7484937B2Compressor blade with reduced aerodynamic blade excitationROLLS ROYCE DEUTSCHLAND·Filed 2004·Granted Feb 3, 2009·29 cites·11 claims
- 0969US9822795B2Stator of an axial compressor stage of a turbomachineJOHANN ERIK·Filed 2012·Granted Nov 21, 2017·3 cites·21 claims
- 1067US7207772B2Compressor for an aircraft engineROLLS ROYCE DEUTSCHLAND·Filed 2004·Granted Apr 24, 2007·24 cites·34 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →