Volker Spiegel

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Berlin, DE

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Patents Grantslast 30 patents

Information Patent Grant
Recreation room and method of adjusting the room atmosphere
- Patent number 9,636,565
- Issue date May 2, 2017
- Volker Spiegel
- Volker Spiegel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Recreation room and method for controlling the atmosphere in the room
- Patent number 7,841,929
- Issue date Nov 30, 2010
- Volker Spiegel
- Volker Spiegel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Recreation Room and Method of Adjusting the Room Atmosphere
- Publication number 20110065372
- Publication date Mar 17, 2011
- Volker Spiegel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Recreation room and method for controlling the atmosphere in the room
- Publication number 20060199518
- Publication date Sep 7, 2006
- Volker Spiegel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE