Inventor
NOZAKI AKIHIKO
JP6 patents
Patents
6 patentsUSD808933SJan 30, 2018
Speaker diaphragm
YAMAHA CORP3 citations69
US10182294B2Jan 15, 2019
Electroacoustic transducer
YAMAHA CORP3 citations68
USD775608SJan 3, 2017
Speaker diaphragm
YAMAHA CORP1 citations59
US11330362B2May 10, 2022
Acoustic device
YAMAHA CORP0 citations49
USD808932SJan 30, 2018
Speaker diaphragm
YAMAHA CORP0 citations48
US11395070B2Jul 19, 2022
Diaphragm and electroacoustic transducer including the diaphragm
YAMAHA CORP0 citations47