MF

Masakazu Fujishima

NS Nippon Gakki Seizo: 3 patents #74 of 332Top 25%
Yamaha: 2 patents #899 of 2,001Top 45%
Overall (All Time): #1,036,231 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7141733 Karaoke apparatus, content reproducing apparatus, method of managing music piece data for a karaoke apparatus, and method of managing content data for content reproducing apparatus Minoru Ogita, Shingo Kamiya 2006-11-28
4835758 Dropout detection device for an optical type disc playback device 1989-05-30
4789976 Temperature compensation circuit for a delay circuit utilized in an FM detector 1988-12-06
4435618 Adjacent station interference rejecting circuit 1984-03-06
4232394 Station-signal frequency indication system for radio receiver 1980-11-04