Hiroyuki Miyazawa

Person

Koriyama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Quartz glass crucible for pulling silicon single crystal and produc...
- Patent number 6,280,522
- Issue date Aug 28, 2001
- Shin-Etsu Quartz Products Co. Ltd.
- Hiroyuki Watanabe
- C30 - CRYSTAL GROWTH
Information Patent Grant
High-purity quartz glass and method for the preparation thereof
- Patent number 5,968,259
- Issue date Oct 19, 1999
- Shin-Etsu Quartz Products Co., Ltd.
- Katsuhiko Kemmochi
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method for the analysis of impurity contents in silicon dioxide
- Patent number 5,877,027
- Issue date Mar 2, 1999
- Shin-Etsu Quartz Products Co., Ltd.
- Katsuhiko Kemmochi
- G01 - MEASURING TESTING
Information Patent Grant
Single-wafer heat-treatment apparatus and method of manufacturing r...
- Patent number 5,651,827
- Issue date Jul 29, 1997
- Heraeus Quarzglas GmbH
- Masaaki Aoyama
- C30 - CRYSTAL GROWTH
Information Patent Grant
Base body of reflecting mirror and method for preparing the same
- Patent number 5,640,282
- Issue date Jun 17, 1997
- Shin-Etsu Quartz Co., Ltd.
- Yoshiaki Ise
- G02 - OPTICS
Information Patent Grant
Base body of reflecting mirror and method for preparing the same
- Patent number 5,617,262
- Issue date Apr 1, 1997
- Shin-Etsu Quartz Co., Ltd.
- Yoshiaki Ise
- G02 - OPTICS
Information Patent Grant
Base body of reflecting mirror and method for preparing the same
- Patent number 5,576,884
- Issue date Nov 19, 1996
- Shin-Etsu Quartz Co., Ltd.
- Yoshiaki Ise
- G02 - OPTICS

Hiroyuki Miyazawa

Person

Patents Grantslast 30 patents

Quartz glass crucible for pulling silicon single crystal and produc...

High-purity quartz glass and method for the preparation thereof

Method for the analysis of impurity contents in silicon dioxide

Single-wafer heat-treatment apparatus and method of manufacturing r...

Base body of reflecting mirror and method for preparing the same

Base body of reflecting mirror and method for preparing the same

Base body of reflecting mirror and method for preparing the same