Christian Zechner

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Patents Applicationslast 30 patents

Information Patent Application
COMPOSITE MATERIAL FOR PRODUCING AN ACOUSTIC MEMBRANE
- Publication number 20210281962
- Publication date Sep 9, 2021
- ISOVOLTA AG
- Christian Zechner
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
ACOUSTIC MEMBRANE
- Publication number 20190098423
- Publication date Mar 28, 2019
- ISOVOLTA AG
- Christian Zechner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR PRODUCING A FILM FOR A LOUDSPEAKER DIAPHRAGM OR A MICROP...
- Publication number 20160234617
- Publication date Aug 11, 2016
- ISOVOLTA AG
- Christian Zechner
- B32 - LAYERED PRODUCTS