Assignee

HEROLD JOSEF

AT2 patents

Top patents by PatentIndex Score

US9723400B2Aug 1, 2017

Integrated loudspeaker device having an acoustic chamber containing sound adsorber material

HEROLD JOSEF8 citations78

US9615165B2Apr 4, 2017

Loudspeaker device having foam insert to improve gas distribution in sound adsorber material

HEROLD JOSEF11 citations78