Jean-Loup Afresne

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Paris, FR

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Patents Grantslast 30 patents

Information Patent Grant
Speaker driver with two opposite magnets
- Patent number 11,979,726
- Issue date May 7, 2024
- Devialet
- Jean-Loup Afresne
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loudspeaker enclosure with at least one loudspeaker with a convex m...
- Patent number 10,313,783
- Issue date Jun 4, 2019
- Devialet
- Emmanuel Nardin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Compact electrodynamic loudspeaker having a convex diaphragm
- Patent number 9,967,675
- Issue date May 8, 2018
- Devialet
- Pierre-Emmanuel Calmel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Device for controlling a loudspeaker
- Patent number 9,930,449
- Issue date Mar 27, 2018
- Devialet
- Eduardo Mendes
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Device for controlling a loudspeaker
- Patent number 9,924,267
- Issue date Mar 20, 2018
- Devialet
- Eduardo Mendes
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Speaker Driver With Two Opposite Magnets
- Publication number 20220386032
- Publication date Dec 1, 2022
- DEVIALET
- Jean-Loup AFRESNE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMPACT ELECTRODYNAMIC LOUDSPEAKER HAVING A CONVEX DIAPHRAGM
- Publication number 20170171663
- Publication date Jun 15, 2017
- Pierre-Emmanuel Calmel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DEVICE FOR CONTROLLING A LOUDSPEAKER
- Publication number 20170019732
- Publication date Jan 19, 2017
- DEVIALET
- Eduardo MENDES
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DEVICE FOR CONTROLLING A LOUDSPEAKER
- Publication number 20160366515
- Publication date Dec 15, 2016
- DEVIALET
- Eduardo MENDES
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LOUDSPEAKER ENCLOSURE WITH AT LEAST ONE LOUDSPEAKER WITH A CONVEX M...
- Publication number 20160360311
- Publication date Dec 8, 2016
- DEVIALET
- Emmanuel NARDIN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HIGH-FIDELITY SOUND REPRODUCTION EQUIPMENT
- Publication number 20160261954
- Publication date Sep 8, 2016
- DEVIALET
- Antoine PETROFF
- H04 - ELECTRIC COMMUNICATION TECHNIQUE