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Harry S. Mackel
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Pepperell, MA, US
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Patents Grants
last 30 patents
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Patent Grant
Method of treating a ceramic discharge vessel
Patent number
7,964,235
Issue date
Jun 21, 2011
Osram Sylvania Inc.
George C. Wei
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of sintering AIN under a methane-containing nitrogen atmosphere
Patent number
7,799,269
Issue date
Sep 21, 2010
Osram Sylvania Inc.
George C. Wei
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Ceramic discharge vessel having aluminum oxynitride seal region
Patent number
7,362,053
Issue date
Apr 22, 2008
Osram Sylvania Inc.
George C. Wei
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
Method of Sintering AlN Under a Methane-containing Nitrogen Atmosphere
Publication number
20090079112
Publication date
Mar 26, 2009
Osram Sylvania Inc.
George C. Wei
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Ceramic Discharge Vessel
Publication number
20080132139
Publication date
Jun 5, 2008
Osram Sylvania Inc.
George C. Wei
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Ceramic discharge vessel
Publication number
20060170362
Publication date
Aug 3, 2006
OSRAM SYLVANIA Inc.
George C. Wei
H01 - BASIC ELECTRIC ELEMENTS