P
PatentIndex
Search
Landscape
Sign in
Inventor
LÖLLMANN HEINRICH
DE
2 patents
Patents
2 patents
US10375503B2
Aug 6, 2019
Apparatus and method for driving an array of loudspeakers with drive signals
HUAWEI TECH CO LTD
2 citations
67
US10284993B2
May 7, 2019
Apparatus and method for driving an array of loudspeakers
HUAWEI TECH CO LTD
0 citations
36