Inventor
TOZUKA AKIRA
JP9 patents
⚠️ This page may combine multiple inventors who share the name “TOZUKA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YAMAHA CORP
7 patentsUS6204441B1Mar 20, 2001
Method and apparatus for effectively displaying musical information with visual display
YAMAHA CORP129 citations97
US6495747B2Dec 17, 2002
Apparatus and method for evaluating musical performance and client/server system therefor
YAMAHA CORP68 citations94
US5410941AMay 2, 1995
Electronic musical instrument having an external memory device
YAMAHA CORP10 citations73
US5160799ANov 3, 1992
Electronic musical instrument
YAMAHA CORP15 citations73
US6031175AFeb 29, 2000
Music performing apparatus capable of calling registrations for performance and computer readable medium containing program therefor
YAMAHA CORP14 citations72
US5710898AJan 20, 1998
Information processing apparatus employing help function
YAMAHA CORP16 citations72
US5513352AApr 30, 1996
Electronic musical instrument having secondary storage of files with common constituent portions identified by entry name
YAMAHA CORP10 citations72