Inventor

HEROLD JOSEF

AT4 patents

⚠️ This page may combine multiple inventors who share the name “HEROLD JOSEF”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HEROLD JOSEF

2 patents

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

SCHÖFFMANN MICHAEL

1 patent

US9635455B2Apr 25, 2017

Speaker with grained zeolite material in deep-drawn foil resonance volume

SCHÖFFMANN MICHAEL12 citations75

SOUND SOLUTIONS INT CO LTD

1 patent

US9936286B2Apr 3, 2018

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

SOUND SOLUTIONS INT CO LTD0 citations48