Ralf Takke

Follow

Person

Hanau, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Quartz glass blank and method for producing said blank
- Patent number 7,981,824
- Issue date Jul 19, 2011
- Heraeus Quarzglas GmbH & Co. KG
- Wolfgang Englisch
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical member made of high-purity and transparent synthetic silica...
- Patent number 5,410,428
- Issue date Apr 25, 1995
- Shin-Etsu Quartz Products Co. Ltd.
- Shigeru Yamagata
- G02 - OPTICS
Information Patent Grant
Optical members and blanks of synthetic silica glass and method for...
- Patent number 5,325,230
- Issue date Jun 28, 1994
- Shin-Etsu Quartz Products Co., Ltd.
- Shigeru Yamagata
- G02 - OPTICS
Information Patent Grant
Optical members and blanks or synthetic silica glass and method for...
- Patent number 5,086,352
- Issue date Feb 4, 1992
- Shin-Etsu Quartz Products Co., Ltd.
- Shigeru Yamagata
- G02 - OPTICS
Information Patent Grant
Method for the continuous building of a hollow cylindrical soot bod...
- Patent number 4,676,814
- Issue date Jun 30, 1987
- Heraeus Quarzschmelze GmbH
- Dieter Ross
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Quartz Glass Blank and Method for Producing Said Blank
- Publication number 20080274869
- Publication date Nov 6, 2008
- Heraeus Quarzglas GmbH & Co. KG
- Wolfgang Englisch
- C03 - GLASS MINERAL OR SLAG WOOL