EJ

Erik Johann

RD Rolls-Royce Deutschland: 10 patents #14 of 638Top 3%
Overall (All Time): #500,506 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11499429 Rotor blade of a turbomachine Cetin Eryilki 2022-11-15
10995768 Compressor rotor of a fluid flow machine 2021-05-04
9957806 Method for producing a tandem blade wheel for a jet engine and tandem blade wheel Jens ORTMANNS 2018-05-01
9822795 Stator of an axial compressor stage of a turbomachine Frank HEINICHEN 2017-11-21
9816528 Fluid-flow machine 2017-11-14
9512727 Rotor of an axial compressor stage of a turbomachine Frank HEINICHEN 2016-12-06
8251648 Casing treatment for axial compressors in a hub area 2012-08-28
7784180 Method and blade repair element for blisk repair or new blisk manufacture Rainer Mielke 2010-08-31
7484937 Compressor blade with reduced aerodynamic blade excitation 2009-02-03
7207772 Compressor for an aircraft engine 2007-04-24