Stefan Geissler

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Dortmund, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of making large volume hollow bodies
- Patent number 6,684,475
- Issue date Feb 3, 2004
- HDE Solutions GmbH
- Stefan Geissler
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
High-speed capillary tube heat exchanger
- Patent number 6,250,379
- Issue date Jun 26, 2001
- HDE Metallwerk GmbH
- Stefan Geissler
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Two-passage heat-exchanger tube
- Patent number 6,220,344
- Issue date Apr 24, 2001
- HDE Metallwerk GmbH
- Helmut Beykirch
- F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Heat exchanger for liquid and gaseous media
- Publication number 20020088611
- Publication date Jul 11, 2002
- hde METALLWERK GmbH
- Stefan Geissler
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
Method of making large volume hollow bodies
- Publication number 20020029456
- Publication date Mar 14, 2002
- hde METALLWERK GmbH
- Stefan Geissler
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...