HY

Hajime Yoshikawa

SO Sony: 3 patents #10,744 of 25,231Top 45%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
📍 Fujiidera, JP: #16 of 71 inventorsTop 25%
Overall (All Time): #1,239,570 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7999167 Music composition reproduction device and composite device including the same Tomohiro Hasekura 2011-08-16
7592534 Music composition reproduction device and composite device including the same Tomohiro Hasekura 2009-09-22
7514622 Musical sound production apparatus and musical 2009-04-07
5247455 Method of verifying wiring layout 1993-09-21