LEHMANN; Christoph

Patent Applications and Registrations

Patent applications and USPTO patent grants for LEHMANN; Christoph.The latest application filed is for "water chamber cover for a water cooling system of an electric machine".

Company Profile

6.17.25

LEHMANN; Christoph - Neukirchen-Vluyn 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
Water Chamber Cover For A Water Cooling System Of An Electric Machine App 20210359576 - MASHKIN; Andrey ; et al.	2021-11-18
Rotor body and method for producing a rotor body Grant 11,005,317 - Kowalski , et al. May 11, 2	2021-05-11
Water-cooled generator strip having a cooling channel gap space Grant 10,910,897 - Mashkin , et al. February 2, 2	2021-02-02
Method For Supplying An Excitation Current To An Excitation Winding Of A Rotor, Method For Operating A System For Producing A Th App 20190305705 - Bennauer; Martin ; et al.	2019-10-03
System And Installation For Generating A Three-phase Alternating Voltage App 20190288589 - Jakel; Christian ; et al.	2019-09-19
Water-cooled Generator Strip Having A Cooling Channel Gap Space App 20190245399 - Mashkin; Andrey ; et al.	2019-08-08
Installation And Method For Generating A Three-phase Ac Voltage To Be Fed Into A Power Supply System App 20190190420 - LEHMANN; Christoph ; et al.	2019-06-20
Rotor Body And Method For Producing A Rotor Body App 20190157926 - Kowalski; Matthias ; et al.	2019-05-23
Neutral point of a generator Grant 10,218,236 - Kowalski , et al. Feb	2019-02-26
Device for deflecting at least a portion of a cooling fluid lowing axially in an intermediate space which is arranged between a rotor and a stator of a rotating electrical machine Grant 10,199,903 - Grau Sorarrain , et al. Fe	2019-02-05
Fan directing element for an electric machine Grant 10,116,188 - Grau Sorarrain , et al. October 30, 2	2018-10-30
Cooling device for an electric motor Grant 9,991,765 - Grau Sorarrain , et al. June 5, 2	2018-06-05
Inspection device for a machine Grant 9,866,090 - Kowalski , et al. January 9, 2	2018-01-09
Monitoring system for an electric machine Grant 9,847,700 - Kowalski , et al. December 19, 2	2017-12-19
Cooling Of An Axial End Region Of A Stator In A Rotating Electrical Machine App 20170353064 - Krol; Thorsten ; et al.	2017-12-07
Winding with a cooling channel for an electrical machine Grant 9,712,013 - Kowalski , et al. July 18, 2	2017-07-18
Method and assembly for the turning gear operation of a turbo set Grant 9,595,900 - Lehmann March 14, 2	2017-03-14
Steam Power Plant With A Liquid-cooled Generator App 20160305280 - Grau Sorarrain; Esteban ; et al.	2016-10-20
Thermal Power Plant With Use Of The Waste Heat From A Generator App 20160273410 - Grau Sorarrain; Esteban ; et al.	2016-09-22
Fan Directing Element For An Electric Machine App 20160254729 - Grau Sorarrain; Esteban ; et al.	2016-09-01
Device For Deflecting At Least A Portion Of A Cooling Fluid Lowing Axially In An Intermediate Space Which Is Arranged Between A Rotor And A Stator Of A Rotating Electrical Machine App 20160241111 - Grau Sorarrain; Esteban ; et al.	2016-08-18
Cooling Device For An Electric Machine And Electric Machine Comprising A Cooling Device App 20160226325 - Grau Sorarrain; Esteban ; et al.	2016-08-04
Cooling Device For An Electric Motor App 20160226345 - Grau Sorarrain; Esteban ; et al.	2016-08-04
Power Plant Having A Gas Turbine And A Hydrogen-cooled Generator App 20160208693 - Grau Sorarrain; Esteban ; et al.	2016-07-21
Neutral Point Of A Generator App 20160006312 - Kowalski; Waldemar ; et al.	2016-01-07
Inspection Device For A Machine App 20150207385 - Kowalski; Waldemar ; et al.	2015-07-23
Monitoring System For An Electric Machine App 20150200581 - Kowalski; Waldemar ; et al.	2015-07-16
Winding For An Electrical Machine App 20150188373 - Kowalski; Waldemar ; et al.	2015-07-02
Rotor for a turbo generator, and turbo generator comprising a rotor Grant 8,847,445 - Kowalski , et al. September 30, 2	2014-09-30
Shaft sealing ring for a barrier oil sealing system of a hydrogen-cooled generator App 20120299248 - Cordiner; Christopher ; et al.	2012-11-29
Method And Assembly For The Turning Gear Operation Of A Turbo Set App 20120187923 - Lehmann; Christoph	2012-07-26
Arrangement with generator bars for a stator of an electrical generator Grant 8,193,674 - Kowalski , et al. June 5, 2	2012-06-05
Rotor For A Turbo Generator, And Turbo Generator Comprising A Rotor App 20120119603 - Kowalski; Waldemar ; et al.	2012-05-17
Generating unit and method for producing a current with a predetermined network frequency Grant 7,868,594 - Lehmann , et al. January 11, 2	2011-01-11
Oscillation damping system for a stator of an electrical machine Grant 7,795,776 - Beck , et al. September 14, 2	2010-09-14
Oscillation Damping System for a Stator of an Electrical Machine App 20090302696 - Beck; Ronald ; et al.	2009-12-10
Arrangement With Generator Bars for a Stator of an Electrical Generator App 20090295252 - Kowalski; Waldemar ; et al.	2009-12-03
Method for Automatic Monitoring of Generator Operation App 20090254308 - Lehmann; Christoph	2009-10-08
Generating Unit and Method For Producing a Current With a Predetermined Network Frequency App 20080303279 - Lehmann; Christoph ; et al.	2008-12-11
Cooling system and method for cooling a generator Grant 6,424,062 - Adelmann , et al. July 23, 2	2002-07-23

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