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Ralf Fischer
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Nurnberg, DE
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Patents Grants
last 30 patents
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Patent Grant
Reluctance rotor with runup aid
Patent number
10,284,032
Issue date
May 7, 2019
Siemens Aktiengesellschaft
Klaus Büttner
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electric machine with low magnetic slot leakage
Patent number
10,236,730
Issue date
Mar 19, 2019
Siemens Aktiengesellschaft
Ralf Fischer
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Permanent-field armature with guided magnetic field
Patent number
10,122,230
Issue date
Nov 6, 2018
Siemens Aktiengesellschaft
Ralf Fischer
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Rotor for an electric machine
Patent number
10,014,737
Issue date
Jul 3, 2018
Siemens Aktiengesellschaft
Ralf Fischer
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
ELECTRIC MACHINE WITH LOW MAGNETIC SLOT LEAKAGE
Publication number
20170288476
Publication date
Oct 5, 2017
SIEMENS AKTIENGESELLSCHAFT
RALF FISCHER
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CAGE ROTOR
Publication number
20170141661
Publication date
May 18, 2017
SIEMENS AKTIENGESELLSCHAFT
Ralf Fischer
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
PERMANENT-FIELD ARMATURE WITH GUIDED MAGNETIC FIELD
Publication number
20160087494
Publication date
Mar 24, 2016
SIEMENS AKTIENGESELLSCHAFT
Ralf Fischer
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
ROTOR FOR AN ELECTRIC MACHINE
Publication number
20160072346
Publication date
Mar 10, 2016
SIEMENS AKTIENGESELLSCHAFT
RALF FISCHER
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
RELUCTANCE ROTOR WITH RUNUP AID
Publication number
20160056674
Publication date
Feb 25, 2016
SIEMENS AKTIENGESELLSCHAFT
KLAUS BUETTNER
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER