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Erich Tomzig
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Burgkirchen, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Crystal pulling apparatus and method for the production of heavy cr...
Patent number
8,691,009
Issue date
Apr 8, 2014
Siltronic AG
Burkhard Altekrüger
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Crystal pulling apparatus and method for the production of heavy cr...
Patent number
7,828,897
Issue date
Nov 9, 2010
Crystal Growing Systems GmbH
Burkhard Altekrüger
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Process and apparatus for producing a silicon single crystal
Patent number
7,771,530
Issue date
Aug 10, 2010
Siltronic AG
Janis Virbulis
C30 - CRYSTAL GROWTH
Information
Patent Grant
Process and device for the production of a single crystal
Patent number
6,238,477
Issue date
May 29, 2001
Wacker Siltronic Gesellschaft fur Halbleitermaterialien AG
Wilfried von Ammon
C30 - CRYSTAL GROWTH
Information
Patent Grant
Process and heating device for melting semiconductor material
Patent number
6,171,395
Issue date
Jan 9, 2001
Wacker Siltronic Gesellschaft fur Halbleitermaterialien AG
Wilfried von Ammon
C30 - CRYSTAL GROWTH
Information
Patent Grant
Process and device for the production of a single crystal
Patent number
6,132,507
Issue date
Oct 17, 2000
Wacker Siltronic Gesellschaft fur Halbleitermaterialien AG
Wilfried von Ammon
C30 - CRYSTAL GROWTH
Information
Patent Grant
Process for producing a silicon single crystal, and heater for carr...
Patent number
6,117,230
Issue date
Sep 12, 2000
Wacker Siltronic Gesellschaft fur Halbleitermaterialien AG
Wilfried Von Ammon
C30 - CRYSTAL GROWTH
Information
Patent Grant
Process and apparatus for the growth of single crystals
Patent number
6,001,170
Issue date
Dec 14, 1999
Wacker Siltronik Gesellschaft fur Halbleitermaterialien AG
Erich Tomzig
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method for pulling single crystals
Patent number
5,462,011
Issue date
Oct 31, 1995
Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
Erich Tomzig
C30 - CRYSTAL GROWTH
Patents Applications
last 30 patents
Information
Patent Application
CRYSTAL PULLING APPARATUS AND METHOD FOR THE PRODUCTION OF HEAVY CR...
Publication number
20090188425
Publication date
Jul 30, 2009
Burkhard Altekruger
C30 - CRYSTAL GROWTH
Information
Patent Application
Crystal pulling apparatus and method for the production of heavy cr...
Publication number
20080022922
Publication date
Jan 31, 2008
Burkhard Altekruger
C30 - CRYSTAL GROWTH
Information
Patent Application
Device for holding a molten semiconductor material
Publication number
20030113488
Publication date
Jun 19, 2003
Wacker Siltronic AG
Erich Tomzig
C30 - CRYSTAL GROWTH
Information
Patent Application
Process and apparatus for producing a silicon single crystal
Publication number
20020092461
Publication date
Jul 18, 2002
Janis Virbulis
C30 - CRYSTAL GROWTH