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Stefan Kotter
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Hamilton, MA, US
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Patents Grants
last 30 patents
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Patent Grant
Apparatus for making high buffer gas pressure ceramic arc tube
Patent number
7,226,334
Issue date
Jun 5, 2007
Osram Sylvania Inc.
Stefan Kotter
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High buffer gas pressure ceramic arc tube and method and apparatus...
Patent number
7,189,131
Issue date
Mar 13, 2007
Osram Sylvania Inc.
Stefan Kotter
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF MAKING A CERAMIC ARC DISCHARGE VESSEL AND CERAMIC ARC DIS...
Publication number
20060199041
Publication date
Sep 7, 2006
Osram Sylvania Inc.
Arlene Hecker
B32 - LAYERED PRODUCTS
Information
Patent Application
High buffer gas pressure ceramic arc tube and method and apparatus...
Publication number
20050208865
Publication date
Sep 22, 2005
Stefan Kotter
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
High buffer gas pressure ceramic arc tube and method and apparatus...
Publication number
20040185743
Publication date
Sep 23, 2004
Stefan Kotter
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
High buffer gas pressure ceramic arc tube and method and apparatus...
Publication number
20020117965
Publication date
Aug 29, 2002
OSRAM SYLVANIA Inc.
Stefan Kotter
H01 - BASIC ELECTRIC ELEMENTS