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Patents Grantslast 30 patents

Information Patent Grant
Membrane plate structure for generating sound waves
- Patent number 11,039,252
- Issue date Jun 15, 2021
- 4A Manufacturing GmbH
- Domenico Foglia
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Temperature stable membrane plate structure for a loudspeaker
- Patent number 10,034,093
- Issue date Jul 24, 2018
- 4A Manufacturing GmbH
- Domenica Foglia
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Temperature stable membrane plate structure for a loudspeaker
- Patent number 10,028,060
- Issue date Jul 17, 2018
- 4A Manufacturing GmbH
- Domenica Foglia
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
INTEGRATED FRAME STRUCTURE
- Publication number 20230091923
- Publication date Mar 23, 2023
- 4A MANUFACTURING GMBH
- Michael Pichler
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
Membrane Plate Structure For Generating Sound Waves
- Publication number 20190394595
- Publication date Dec 26, 2019
- 4A MANUFACTURING GMBH
- Domenico Foglia
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MEMBRANE PLATE STRUCTURE FOR GENERATING SOUND WAVES
- Publication number 20190306627
- Publication date Oct 3, 2019
- 4A MANUFACTURING GMBH
- Domenico Foglia
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Temperature stable membrane plate structure for a loudspeaker
- Publication number 20180054677
- Publication date Feb 22, 2018
- 4A MANUFACTURING GMBH
- DOMENICA FOGLIA
- B32 - LAYERED PRODUCTS
Information Patent Application
Temperature stable membrane plate structure for a loudspeaker
- Publication number 20180054678
- Publication date Feb 22, 2018
- 4A MANUFACTURING GMBH
- DOMENICA FOGLIA
- B32 - LAYERED PRODUCTS
Information Patent Application
THREE-DIMENSIONAL STRUCTUREAL MEMBER FORMED BY A SANDWICH STRUCTURE...
- Publication number 20160114562
- Publication date Apr 28, 2016
- 4A MANUFACTURING GMBH
- MICHAEL PILCHER
- B32 - LAYERED PRODUCTS

Trademarklast 30 trademarks

Information Trademark
79230458 - MILLIFOAM
- Serial number 79230458
- Registration number 5823845
- Filing date Oct 18, 2017
- 4a manufacturing GmbH
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry