GERD HUELSEN

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BODOLZ, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for reducing noise and room air overpressure on discharge of...
- Patent number 10,603,533
- Issue date Mar 31, 2020
- Siemens Schweiz AG
- Gerd Huelsen
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Method and system for reducing noise and room air overpressure on d...
- Patent number 9,889,326
- Issue date Feb 13, 2018
- Siemens Schweiz AG
- Gerd Huelsen
- A62 - LIFE-SAVING FIRE-FIGHTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR REDUCING NOISE AND ROOM AIR OVERPRESSURE ON DISCHARGE OF...
- Publication number 20180071561
- Publication date Mar 15, 2018
- SIEMENS SCHWEIZ AG
- GERD HUELSEN
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
Method and system for reducing noise and room air overpressure on d...
- Publication number 20150306438
- Publication date Oct 29, 2015
- SIEMENS SCHWEIZ AG
- GERD HUELSEN
- A62 - LIFE-SAVING FIRE-FIGHTING