Erik Øllgaard Helmsen

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Espergaerde, DK

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Patents Grantslast 30 patents

Information Patent Grant
Laryngeal mask
- Patent number 10,314,993
- Issue date Jun 11, 2019
- Ambu A/S
- Jan Guldberg Hansen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
A LARYNGEAL MASK
- Publication number 20160136373
- Publication date May 19, 2016
- AMBU A/S
- Jan Guldberg Hansen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
LARYNGEAL MASK
- Publication number 20160101254
- Publication date Apr 14, 2016
- AMBU A/S
- Jan Guldberg Hansen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE