RI

Ryou Ikezawa

NK Nippon Hoso Kyokai: 1 patents #1 of 39Top 3%
Overall (1994): #71,887 of 165,921Top 45%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5305420 Method and apparatus for hearing assistance with speech speed control function Akira Nakamura, Nobumasa Seiyama, Tohru Takagi, Eiichi Miyasaka 1994-04-19