Johann; Erik

Patent Applications and Registrations

Patent applications and USPTO patent grants for Johann; Erik.The latest application filed is for "rotor blade of a turbomachine".

Company Profile

1.12.10

Johann; Erik - Berlin DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Compressor rotor of a fluid flow machine Grant 10,995,768 - Johann May 4, 2	2021-05-04
Rotor Blade Of A Turbomachine App 20200308968 - ERYILKI; Cetin ; et al.	2020-10-01
Method for producing a tandem blade wheel for a jet engine and tandem blade wheel Grant 9,957,806 - Johann , et al. May 1, 2	2018-05-01
Compressor Rotor Of A Fluid Flow Machine App 20180112674 - JOHANN; Erik	2018-04-26
Stator of an axial compressor stage of a turbomachine Grant 9,822,795 - Johann , et al. November 21, 2	2017-11-21
Fluid-flow machine Grant 9,816,528 - Johann November 14, 2	2017-11-14
Rotor of an axial compressor stage of a turbomachine Grant 9,512,727 - Johann , et al. December 6, 2	2016-12-06
Method For Producing A Tandem Blade Wheel For A Jet Engine And Tandem Blade Wheel App 20150252674 - JOHANN; Erik ; et al.	2015-09-10
Fluid-flow Machine App 20120269619 - JOHANN; Erik	2012-10-25
Stator of an axial compressor stage of a turbomachine App 20120251312 - JOHANN; Erik ; et al.	2012-10-04
Rotor of an axial compressor stage of a turbomachine App 20120251324 - JOHANN; Erik ; et al.	2012-10-04
Casing treatment for axial compressors in a hub area Grant 8,251,648 - Johann August 28, 2	2012-08-28
Method and blade repair element for blisk repair or new blisk manufacture Grant 7,784,180 - Mielke , et al. August 31, 2	2010-08-31
Casing treatment for axial compressors in a hub area App 20090246007 - Johann; Erik	2009-10-01
Compressor blade with reduced aerodynamic blade excitation Grant 7,484,937 - Johann February 3, 2	2009-02-03
Compressor for an aircraft engine Grant 7,207,772 - Johann April 24, 2	2007-04-24
Method and blade repair element for blisk repair or blisk new manufacture App 20060239823 - Mielke; Rainer ; et al.	2006-10-26
Compressor blade with reduced aerodynamic blade excitation App 20050271513 - Johann, Erik	2005-12-08
Compressor for an aircraft engine App 20050214113 - Johann, Erik	2005-09-29

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