TA

Tomoyoshi Akutagawa

Yamaha: 4 patents #5 of 178Top 3%
Overall (2019): #42,124 of 560,194Top 8%
4
Patents 2019

Issued Patents 2019

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10474424 Control method, audio device, and information storage medium Katsuaki Tanaka, Hiroyuki Ichi, Yuki SUEMITSU, Akihiko Suyama, Kazuya Mushikabe +1 more 2019-11-12
10389318 Audio system, audio device, control terminal device, control method, and parameter control device Akihiko Suyama, Keisuke Tsukada 2019-08-20
10306366 Audio system, audio device, and audio signal playback method Katsuaki Tanaka, Hiroyuki Ichi 2019-05-28
10237392 Parameter control device, parameter control program, and parameter control method Kazuya Mushikabe, Yuki YOSHIOKA 2019-03-19