Patent | Date |
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Direct-drive wind turbine including multiple bearing sets and inner and outer frame structure members axially extending through a generator core for supporting the generator and rotor hub Grant 11,434,877 - Hemmelmann , et al. September 6, 2 | 2022-09-06 |
Additive Manufacturing For Segmented Electric Machines App 20210320572 - JASSAL; Anoop ;   et al. | 2021-10-14 |
Direct-Drive Wind Turbine App 20210033073 - Hemmelmann; Jan Erich ;   et al. | 2021-02-04 |
Method of fabricating electric machine laminations using additive manufacturing Grant 10,193,427 - Jassal , et al. Ja | 2019-01-29 |
Method Of Fabricating Electric Machine Laminations Using Additive Manufacturing App 20170155309 - JASSAL; Anoop ;   et al. | 2017-06-01 |
Electromagnetic braking systems and methods Grant 9,413,217 - Panosyan , et al. August 9, 2 | 2016-08-09 |
Variable speed electric machine and method for generating electric energy Grant 8,901,761 - Hemmelmann , et al. December 2, 2 | 2014-12-02 |
In-situ magnetizer Grant 8,766,753 - Hemmelmann , et al. July 1, 2 | 2014-07-01 |
Electromagnetic Braking Systems And Methods App 20140001756 - Panosyan; Ara ;   et al. | 2014-01-02 |
Variable Speed Electric Machine And Method For Generating Electric Energy App 20130207391 - Hemmelmann; Jan Erich ;   et al. | 2013-08-15 |
Lamination Stack For An Electrical Machine Stator App 20130099503 - Bagepalli; Bharat ;   et al. | 2013-04-25 |
System and method to provide constant speed mechanical output in a machine Grant 8,319,365 - Hemmelmann , et al. November 27, 2 | 2012-11-27 |
Magnetostrictive measurement of tensile stress in foundations Grant 8,226,354 - Nies , et al. July 24, 2 | 2012-07-24 |
System And Method To Provide Constant Speed Mechanical Output In A Machine App 20120025527 - Hemmelmann; Jan Erich ;   et al. | 2012-02-02 |
Wind energy system with fluid-working machine with non-symmetric actuation Grant 8,074,450 - Nies , et al. December 13, 2 | 2011-12-13 |
Contactless infrared data transmission for wind turbines Grant 8,041,225 - Hemmelmann , et al. October 18, 2 | 2011-10-18 |
Magnetostrictive sensing systems and methods for encoding Grant 8,020,455 - Sihler , et al. September 20, 2 | 2011-09-20 |
Contactless Infrared Data Transmission For Wind Turbines App 20110150497 - Hemmelmann; Jan Erich ;   et al. | 2011-06-23 |
In-situ Magnetizer App 20110006865 - Hemmelmann; Jan Erich ;   et al. | 2011-01-13 |
Integrated cooling concept for magnetically geared machine Grant 7,804,215 - Hemmelmann , et al. September 28, 2 | 2010-09-28 |
Integrated Cooling Concept For Magnetically Geared Machine App 20100079016 - Hemmelmann; Jan Erich ;   et al. | 2010-04-01 |
Wind Energy System With Fluid-working Machine With Non-symmetric Actuation App 20100040470 - Nies; Jacob Johannes ;   et al. | 2010-02-18 |
Magnetostrictive Sensing Systems And Methods For Encoding App 20090301224 - Sihler; Christof Martin ;   et al. | 2009-12-10 |
Magnetostrictive Measurement Of Tensile Stress In Foundations App 20090169380 - Nies; Jacob Johannes ;   et al. | 2009-07-02 |