KH

Katsuya Hirano

Yamaha: 1 patents #59 of 158Top 40%
Overall (2021): #383,527 of 548,734Top 70%
1
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
10932042 Conversation assist apparatus and conversation assist method Tsuyoshi Okami 2021-02-23