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Mohsen Banan
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St. Peters, MO, US
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Patents Grants
last 30 patents
Information
Patent Grant
Nitrogen-doped silicon substantially free of oxidation induced stac...
Patent number
7,404,856
Issue date
Jul 29, 2008
MEMC Electronic Materials, Inc.
Hiroyo Haga
C30 - CRYSTAL GROWTH
Information
Patent Grant
Low defect density silicon having a vacancy-dominated core substant...
Patent number
7,217,320
Issue date
May 15, 2007
MEMC Electronics Materials, Inc.
Chang Bum Kim
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Process for making silicon wafers with stabilized oxygen precipitat...
Patent number
7,201,800
Issue date
Apr 10, 2007
MEMC Electronic Materials, Inc.
Luciano Mule'Stagno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nitrogen-doped silicon substantially free of oxidation induced stac...
Patent number
7,182,809
Issue date
Feb 27, 2007
MEMC Electronic Materials, Inc.
Hiroyo Haga
C30 - CRYSTAL GROWTH
Information
Patent Grant
Single crystal silicon ingot having a high arsenic concentration
Patent number
7,132,091
Issue date
Nov 7, 2006
MEMC Electronic Materials, Inc.
Milind Kulkarni
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method for the production of low defect density silicon
Patent number
7,105,050
Issue date
Sep 12, 2006
MEMC Electronic Materials, Inc.
Vladimir V. Voronkov
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Seed crystals for pulling single crystal silicon
Patent number
6,866,713
Issue date
Mar 15, 2005
MEMC Electronic Materials, Inc.
Hariprasad Sreedharamurthy
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method for the production of low defect density silicon
Patent number
6,858,307
Issue date
Feb 22, 2005
MEMC Electronic Materials, Inc.
Vladimir V. Vornokov
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Low defect density silicon having a vacancy-dominated core substant...
Patent number
6,846,539
Issue date
Jan 25, 2005
MEMC Electronic Materials, Inc.
Chang Bum Kim
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Silicon wafers with stabilized oxygen precipitate nucleation center...
Patent number
6,808,781
Issue date
Oct 26, 2004
MEMC Electronic Materials, Inc.
Luciano Mule'Stagno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Crystal puller and method for growing monocrystalline silicon ingots
Patent number
6,663,709
Issue date
Dec 16, 2003
MEMC Electronic Materials, Inc.
Zheng Lu
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Heat shield assembly for crystal puller
Patent number
6,579,362
Issue date
Jun 17, 2003
MEMC Electronic Materials, Inc.
Lee W. Ferry
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Crystal puller for growing monocrystalline silicon ingots
Patent number
6,554,898
Issue date
Apr 29, 2003
MEMC Electronic Materials, Inc.
Zheng Lu
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method for preparing molten silicon melt from polycrystalline silic...
Patent number
6,454,851
Issue date
Sep 24, 2002
MEMC Electronic Materials, Inc.
Robert H. Fuerhoff
C30 - CRYSTAL GROWTH
Information
Patent Grant
Multi-stage arsenic doping process to achieve low resistivity in si...
Patent number
6,312,517
Issue date
Nov 6, 2001
MEMC Electronic Materials, Inc.
Mohsen Banan
C30 - CRYSTAL GROWTH
Information
Patent Grant
Method and system for controlling growth of a silicon crystal
Patent number
6,171,391
Issue date
Jan 9, 2001
MEMC Electronic Materials, Inc.
Robert H. Fuerhoff
C30 - CRYSTAL GROWTH
Information
Patent Grant
Cleaning of metallic contaminants from the surface of polycrystalli...
Patent number
5,753,567
Issue date
May 19, 1998
MEMC Electronic Materials, Inc.
Mohsen Banan
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Rapid cooling of CZ silicon crystal growth system
Patent number
5,676,751
Issue date
Oct 14, 1997
MEMC Electronic Materials, Inc.
Mohsen Banan
C30 - CRYSTAL GROWTH
Information
Patent Grant
Cleaning of polycrystalline silicon for charging into a Czochralski...
Patent number
5,445,679
Issue date
Aug 29, 1995
MEMC Electronic Materials, Inc.
Richard L. Hansen
C30 - CRYSTAL GROWTH
Patents Applications
last 30 patents
Information
Patent Application
NITROGEN-DOPED SILICON SUBSTANTIALLY FREE OF OXIDATION INDUCED STAC...
Publication number
20070169683
Publication date
Jul 26, 2007
MEMC Electronic Materials, Inc.
Hiroyo Haga
C30 - CRYSTAL GROWTH
Information
Patent Application
Apparatus for preparation of silicon crystals with reduced metal co...
Publication number
20070074653
Publication date
Apr 5, 2007
MEMC Electronic Materials, Inc.
Hariprasad Sreedharamurthy
C30 - CRYSTAL GROWTH
Information
Patent Application
Low defect density silicon having a vacancy-dominated core substant...
Publication number
20050150445
Publication date
Jul 14, 2005
MEMC Electronic Materials, Inc.
Chang Bum Kim
C30 - CRYSTAL GROWTH
Information
Patent Application
Method for the production of low defect density silicon
Publication number
20050132948
Publication date
Jun 23, 2005
MEMC Electronic Materials, Inc.
Vladimir V. Vornokov
C30 - CRYSTAL GROWTH
Information
Patent Application
Process for making silicon wafers with stabilized oxygen precipitat...
Publication number
20050048247
Publication date
Mar 3, 2005
MEMC Electronic Materials, Inc.
Luciano Mule'Stagno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Nitrogen-doped silicon substantially free of oxidation induced stac...
Publication number
20040009111
Publication date
Jan 15, 2004
Hiroyo Haga
C30 - CRYSTAL GROWTH
Information
Patent Application
Process for suppressing the nucleation and/or growth of interstitia...
Publication number
20030196587
Publication date
Oct 23, 2003
MEMC Electronic Materials, Inc.
Kirk D. McCallum
C30 - CRYSTAL GROWTH
Information
Patent Application
Ideal oxygen precipitating silicon wafers with nitrogen/carbon stab...
Publication number
20030136961
Publication date
Jul 24, 2003
MEMC Electronic Materials, Inc.
Luciano Mule'Stagno
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Seed crystals for pulling single crystal silicon
Publication number
20030079673
Publication date
May 1, 2003
MEMC Electronic Materials, Inc.
Hariprasad Sreedharamurthy
C30 - CRYSTAL GROWTH
Information
Patent Application
Process for preparing an arsenic-doped single crystal silicon using...
Publication number
20030061985
Publication date
Apr 3, 2003
MEMC Electronic Materials, Inc.
Milind Kulkarni
C30 - CRYSTAL GROWTH
Information
Patent Application
Crystal puller for growing monocrystalline silicon ingots
Publication number
20030024473
Publication date
Feb 6, 2003
MEMC Electronic Materials, Inc.
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Application
Crystal puller and method for growing monocrystalline silicon ingots
Publication number
20020195045
Publication date
Dec 26, 2002
Zheng Lu
C30 - CRYSTAL GROWTH
Information
Patent Application
Apparatus and process for the preparation of low-iron single crysta...
Publication number
20020144642
Publication date
Oct 10, 2002
Hariprasad Sreedharamurthy
C30 - CRYSTAL GROWTH
Information
Patent Application
Heat shield assembly for crystal puller
Publication number
20020134302
Publication date
Sep 26, 2002
Lee W. Ferry
C30 - CRYSTAL GROWTH
Information
Patent Application
Crystal puller and method for growing single crystal semiconductor...
Publication number
20020124792
Publication date
Sep 12, 2002
Hariprasad Sreedharamurthy
C30 - CRYSTAL GROWTH
Information
Patent Application
Low defect density silicon having a vacancy-dominated core substant...
Publication number
20020100410
Publication date
Aug 1, 2002
MEMC Electronic Materials, Inc.
Chang Bum Kim
C30 - CRYSTAL GROWTH
Information
Patent Application
Silicon wafers substantially free of oxidation induced stacking faults
Publication number
20020084451
Publication date
Jul 4, 2002
Thomas C. Mohr
C30 - CRYSTAL GROWTH
Information
Patent Application
Method for the production of low defect density silicon
Publication number
20020056410
Publication date
May 16, 2002
MEMC Electronic Materials, Inc.
Vladimir V. Voronkov
C30 - CRYSTAL GROWTH