Inventor · disambiguated record
Hiroo Akiyama
Also filed as: AKIYAMA HIROO
3 granted patents·68 citations·filing 1987–1997
72Inventor score
Technology areasG11B
Top patents by PatentIndex Score
3 records- 0183US5115419ADisc playback device capable of continuously playing back a plurality of discsYAMAHA CORP·Filed 1990·Granted May 19, 1992·43 cites·16 claims
- 0269US4855990ADisc playerNIPPON MUSICAL INSTRUMENTS MFG·Filed 1987·Granted Aug 8, 1989·19 cites·15 claims
- 0337US6091677ADisc playing deviceYAMAHA CORP·Filed 1997·Granted Jul 18, 2000·6 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Hiroo Akiyama files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →