HK

Hirokazu Kato

Yamaha: 4 patents #2 of 184Top 2%
Overall (1997): #8,028 of 185,788Top 5%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5703308 Karaoke apparatus responsive to oral request of entry songs Masashi Tashiro 1997-12-30
5691494 Centralized system providing karaoke service and extraneous service to terminals Tom Jen Sai 1997-11-25
5663515 Online system for direct driving of remote karaoke terminal by host station 1997-09-02
5631433 Karaoke monitor excluding unnecessary information from display during play time Toshiya Iida 1997-05-20