Inventor
TSURUMI KANEHISA
JP12 patents
⚠️ This page may combine multiple inventors who share the name “TSURUMI KANEHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YAMAHA CORP
11 patentsUS6074215AJun 13, 2000
Online karaoke system with data distribution by broadcasting
YAMAHA CORP122 citations97
US5689081ANov 18, 1997
Network karaoke system of broadcast type having supplementary communication channel
YAMAHA CORP111 citations97
US5804752ASep 8, 1998
Karaoke apparatus with individual scoring of duet singers
YAMAHA CORP92 citations96
US6352432B1Mar 5, 2002
Karaoke apparatus
YAMAHA CORP94 citations95
US5824934AOct 20, 1998
Karaoke system including host apparatus that downloads information file based on list of necessary information files
YAMAHA CORP65 citations95
US5890910AApr 6, 1999
Method of managing information files in a communication karaoke apparatus and a communication karaoke apparatus
YAMAHA CORP32 citations92
US5833469ANov 10, 1998
Method of operating a karaoke network system with system program distribution and karaoke network system
YAMAHA CORP43 citations92
US5574949ANov 12, 1996
Multi-access local area network using a standard protocol for transmitting MIDI data using a specific data frame protocol
YAMAHA CORP24 citations92
US5257259AOct 26, 1993
Ring-type local area network
YAMAHA CORP27 citations92
US5274637ADec 28, 1993
Token-ring-type local area network
YAMAHA CORP36 citations89
US7385129B2Jun 10, 2008
Music reproducing system
YAMAHA CORP1 citations51