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Bernhard Roellgen
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Munchen, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Coil and method for producing a coil
Patent number
9,424,973
Issue date
Aug 23, 2016
EPCOS AG
Bernhard Roellgen
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
High-frequency swinging choke
Patent number
9,019,042
Issue date
Apr 28, 2015
EPCOS AG
Bernhard Roellgen
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Rod-core transformer and a lamp cap having a rod-core transformer
Patent number
6,741,156
Issue date
May 25, 2004
Patent-Treuhand-Gelleschaft fur elektrische Gluhlampen mbH
Matthias Burkhardt
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
Current Compensated Inductor and Method for Producing a Current Com...
Publication number
20120146756
Publication date
Jun 14, 2012
EPCOS AG
Bernhard Roellgen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
High-Frequency Swinging Choke
Publication number
20120007695
Publication date
Jan 12, 2012
EPCOS AG
Bernhard Roellgen
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Coil and Method for Producing a Coil
Publication number
20110068886
Publication date
Mar 24, 2011
Bernhard Roellgen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Rod-core transformer and a lamp cap having a rod-core transformer
Publication number
20030151375
Publication date
Aug 14, 2003
PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCH GLUHLAMPEN MBH
Matthias Burkhardt
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR