Antoine Petroff — 7 Patents at Devialet

Antoine Petroff has been granted 7 US patents while listed as an inventor at Devialet. The first was granted in 2018 and the most recent in August 2025. Antoine Petroff ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Antoine Petroff in Paris, FR.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #	Title	Co-Inventors	Date
12382236	Signal processing method	Frederic Amadu	2025-08-05
11451917	Acoustic system with spatial effect	—	2022-09-20
10313783	Loudspeaker enclosure with at least one loudspeaker with a convex mobile membrane exhibiting continuity of shape with an adjacent member	Emmanuel Nardin, Pierre-Emmanuel Calmel, Jean-Loup Afresne, Julien Laurent Bergere	2019-06-04
10142753	Electroacoustic conversion chain with selectively powered coil	Pierre-Emmanuel Calmel, Jean-Loup Afresne	2018-11-27
9967675	Compact electrodynamic loudspeaker having a convex diaphragm	Pierre-Emmanuel Calmel, Jean-Loup Afresne	2018-05-08
9930449	Device for controlling a loudspeaker	Eduardo Mendes, Pierre-Emmanuel Calmel, Jean-Loup Afresne	2018-03-27
9924267	Device for controlling a loudspeaker	Eduardo Mendes, Pierre-Emmanuel Calmel, Jean-Loup Afresne	2018-03-20

Antoine Petroff — 7 Patents

Issued Patents All Time

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