Inventor · disambiguated record
Yasuhiko Yusa
Also filed as: YUSA YASUHIKO
2 granted patents·11 citations·filing 1989–1989
57Inventor score
Technology areasG11B
Files withOZEN CORP2
Top patents by PatentIndex Score
2 records- 0145US4876678ASound reproducing device for playing a record disc having a plurality of recorded groovesOZEN CORP·Filed 1989·Granted Oct 24, 1989·6 cites·4 claims
- 0242US5054012ASound reproducing device for playing a record disc having a plurality of recorded groovesOZEN CORP·Filed 1989·Granted Oct 1, 1991·5 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →