AT

Akira Tozuka

Yamaha: 8 patents #321 of 2,001Top 20%
AC Alps Electric Co.: 1 patents #1,191 of 2,177Top 55%
Overall (All Time): #587,981 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6495747 Apparatus and method for evaluating musical performance and client/server system therefor Hideaki Shimaya 2002-12-17
6376760 Parameter setting technique for use in music performance apparatus Yasuhiko Asahi 2002-04-23
6204441 Method and apparatus for effectively displaying musical information with visual display Yasuhiko Asahi 2001-03-20
6067302 Multiplex communication apparatus for use in motor vehicle 2000-05-23
6031175 Music performing apparatus capable of calling registrations for performance and computer readable medium containing program therefor 2000-02-29
5710898 Information processing apparatus employing help function 1998-01-20
5513352 Electronic musical instrument having secondary storage of files with common constituent portions identified by entry name 1996-04-30
5410941 Electronic musical instrument having an external memory device Harumichi Hotta, Akira Suzuki 1995-05-02
5160799 Electronic musical instrument Yasushi Kurakake, Kotaro Mizuno 1992-11-03