Patents/Inventors

Akihisa Kawamura

OsakaJP4 patents

4 Patents

US125134542025
Loudspeaker Device
PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
0 cites
US125134552025
Audio Device
PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
0 cites
US121560042024
Loudspeaker Device
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., Ltd.
0 cites
US119946052024
Direction of Arrival Estimation Device, System, and Direction of Arrival Estimation Method
PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
0 cites