Akiho Maeda

Follow

Person

Takefu, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for producing silicon single crystal
- Patent number 5,248,378
- Issue date Sep 28, 1993
- Shin-Etsu Handotai Co., Ltd.
- Tetsuhiro Oda
- C30 - CRYSTAL GROWTH
Information Patent Grant
Conical portion growth control method and apparatus
- Patent number 5,223,078
- Issue date Jun 29, 1993
- Shin-Etsu Handotai Company, Limited
- Akiho Maeda
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method of forming a temperature pattern of heater and silicon singl...
- Patent number 5,089,238
- Issue date Feb 18, 1992
- Shin-Etsu Handotai Company Limited
- Kenji Araki
- C30 - CRYSTAL GROWTH