Hirotake Ohta

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Silicon cleaning method for semiconductor materials and polycrystal...
- Patent number 7,223,303
- Issue date May 29, 2007
- Mitsubishi Materials Corporation
- Hirotake Ohta
- C30 - CRYSTAL GROWTH

Patents Applicationslast 30 patents

Information Patent Application
Silicon cleaning method for semiconductor materials and polycrystal...
- Publication number 20060042539
- Publication date Mar 2, 2006
- MITSUBISHI MATERIALS CORPORATION
- Hirotake Ohta
- C30 - CRYSTAL GROWTH