comprising two or more styli or transducers

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Patents Grantslast 30 patents

Information Patent Grant
Microelectromechanical microphone with reduced overall size
- Patent number 12,215,022
- Issue date Feb 4, 2025
- Commissariat a l'Energie Atomique et Aux Energies Alternatives
- Samer Dagher
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Electroacousitic loudspeaker system for use in a partial enclosure
- Patent number 9,820,057
- Issue date Nov 14, 2017
- BRANE AUDIO, LLC
- Joseph F. Pinkerton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electroacousitic loudspeaker system for use in a partial enclosure
- Patent number 9,661,422
- Issue date May 23, 2017
- BRANE AUDIO, LLC
- Joseph F. Pinkerton
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
1992727
- Patent number 1,992,727
- Issue date Feb 26, 1935
- H04 - ELECTRIC COMMUNICATION TECHNIQUE