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Michael W. Keevan
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Theodore, AL, US
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Patents Grants
last 30 patents
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Patent Grant
Primary distillation boron reduction
Patent number
10,294,109
Issue date
May 21, 2019
Mitsubishi Polycrystalline Silicon America Corporation (MIPSA)
April Ashworth
C01 - INORGANIC CHEMISTRY
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Patent Grant
Apparatus and method for producing polycrystalline silicon having a...
Patent number
8,404,205
Issue date
Mar 26, 2013
Mitsubishi Polycrystalline Silicon America Corporation (MIPSA)
Laura Prine
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
PRIMARY DISTILLATION BORON REDUCTION
Publication number
20180141819
Publication date
May 24, 2018
Mitsubishi Polycrystalline Silicon America Corporation (MIPSA)
April Ashworth
C01 - INORGANIC CHEMISTRY
Information
Patent Application
PRIMARY DISTILLATION BORON REDUCTION
Publication number
20160152481
Publication date
Jun 2, 2016
Mitsubishi Polycrystalline Silicon America Corporation (MIPSA)
April Ashworth
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
APPARATUS AND METHOD FOR PRODUCING POLYCRYSTALLINE SILICON HAVING A...
Publication number
20120177559
Publication date
Jul 12, 2012
MITSUBISHI MATERIALS CORPORATION
Laura Prine
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL