Kazunori Ishisaka

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Hikari, JP

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Patents Grantslast 30 patents

Information Patent Grant
Silicon semiconductor substrate and process for producing the same
- Patent number 6,805,742
- Issue date Oct 19, 2004
- Siltronic AG
- Akiyoshi Tachikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon semiconductor substrate and method for production thereof
- Patent number 6,767,848
- Issue date Jul 27, 2004
- Wacker Siltronic Gesellschaft für Halbleiter-Materialien AG
- Akiyoshi Tachikawa
- C30 - CRYSTAL GROWTH

Patents Applicationslast 30 patents

Information Patent Application
Annealed wafer and method for producing annealed wafer
- Publication number 20100155903
- Publication date Jun 24, 2010
- Siltronic AG
- Kazunori Ishisaka
- C30 - CRYSTAL GROWTH
Information Patent Application
Silicon semiconductor substrate and method for production thereof
- Publication number 20030134520
- Publication date Jul 17, 2003
- WACKER SILTRONIC GESELLSCHAFT FUR HALBLEITERMATERIALIEN AG
- Akiyoshi Tachikawa
- C30 - CRYSTAL GROWTH
Information Patent Application
Silicon semiconductor substrate and process for producing the same
- Publication number 20030079674
- Publication date May 1, 2003
- WACKER SILTRONIC GESELLSCHAFT FUR HALBLEITERMATERIALIEN AG
- Akiyoshi Tachikawa
- C30 - CRYSTAL GROWTH