Onno Hein Steenhuis

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Rotterdam, NL

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Patents Grantslast 30 patents

Information Patent Grant
Membrane unit for speaker device
- Patent number 12,075,227
- Issue date Aug 27, 2024
- Mayht Holding B.V.
- Timothy Ruben Scheek
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Speaker transducer
- Patent number 11,930,346
- Issue date Mar 12, 2024
- Sonos, Inc.
- Timothy Ruben Scheek
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
MEMBRANE UNIT FOR SPEAKER DEVICE
- Publication number 20250097644
- Publication date Mar 20, 2025
- Mayht Holding B.V.
- Timothy Ruben Scheek
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SPEAKER DEVICE
- Publication number 20240397266
- Publication date Nov 28, 2024
- Sonos, Inc.
- Timothy Ruben Scheek
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPEAKER TRANSDUCER
- Publication number 20240214743
- Publication date Jun 27, 2024
- Mayht Holding B.V.
- Timothy Ruben Scheek
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPEAKER TRANSDUCER
- Publication number 20230345181
- Publication date Oct 26, 2023
- Mayht Holding B.V.
- Timothy Ruben Scheek
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MEMBRANE UNIT FOR SPEAKER DEVICE
- Publication number 20220141590
- Publication date May 5, 2022
- Mayht Holding B.V.
- Timothy Ruben Scheek
- H01 - BASIC ELECTRIC ELEMENTS