Keiichi Matsuzawa

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Patents Grantslast 30 patents

Information Patent Grant
Epitaxial SiC single crystal substrate and method of manufacture of...
- Patent number 8,716,718
- Issue date May 6, 2014
- Showa Denko K.K.
- Kenji Momose
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Epitaxial SiC single crystal substrate and method of manufacture of...
- Patent number 8,293,623
- Issue date Oct 23, 2012
- Showa Denko K.K.
- Kenji Momose
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Light-emitting diode device and production method thereof
- Patent number 7,528,417
- Issue date May 5, 2009
- Showa Denko K.K.
- Ryouichi Takeuchi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
EPITAXIAL SiC SINGLE CRYSTAL SUBSTRATE AND METHOD OF MANUFACTURE OF...
- Publication number 20130009170
- Publication date Jan 10, 2013
- SHOWA DENKO K.K.
- Kenji MOMOSE
- C30 - CRYSTAL GROWTH
Information Patent Application
EPITAXIAL SiC SINGLE CRYSTAL SUBSTRATE AND METHOD OF MANUFACTURE OF...
- Publication number 20110006309
- Publication date Jan 13, 2011
- Showa Denko K.K.
- Kenji Momose
- C30 - CRYSTAL GROWTH
Information Patent Application
Light-emitting diode device and production method thereof
- Publication number 20060163603
- Publication date Jul 27, 2006
- Ryouichi Takeuchi
- H01 - BASIC ELECTRIC ELEMENTS