Junichi Yamazaki

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Chichibu-shi, JP

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Patents Grantslast 30 patents

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
Light-emitting diode device and production method thereof
- Publication number 20060163603
- Publication date Jul 27, 2006
- Ryouichi Takeuchi
- H01 - BASIC ELECTRIC ELEMENTS