Robert Ruhl

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Mainz, DE

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Patents Grantslast 30 patents

Information Patent Grant
Unit for conductively heatable melting
- Patent number 9,247,586
- Issue date Jan 26, 2016
- Schott AG
- Klaus-Dieter Duch
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Device for producing a glass rod
- Patent number 7,343,761
- Issue date Mar 18, 2008
- Carl-Zeiss-Stiftung
- Erhard Dick
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
Unit for conductively heatable melting
- Publication number 20070098036
- Publication date May 3, 2007
- SCHOTT AG
- Klaus-Dieter Duch
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Device for producing a glass rod
- Publication number 20040025540
- Publication date Feb 12, 2004
- Erhard Dick
- C03 - GLASS MINERAL OR SLAG WOOL