Inventor · disambiguated record
Akira Urai
Also filed as: URAI AKIRA
6 granted patents·31 citations·filing 1992–1997
79Inventor score
Technology areasG11B
Files withSONY CORP6
Top patents by PatentIndex Score
6 records- 0153US5663857AMagnetic headSONY CORP·Filed 1996·Granted Sep 2, 1997·12 cites·10 claims
- 0252US5276575AMagnetic head having a notched magnetic core portion with a zero depth position offsetSONY CORP·Filed 1992·Granted Jan 4, 1994·10 cites·6 claims
- 0336US6222701B1Magnetic head with (411) plane single crystal ferrite medium facing surface and (122) plane gap surfaceSONY CORP·Filed 1997·Granted Apr 24, 2001·3 cites·1 claims
- 0433US5875081AMagnetic headSONY CORP·Filed 1997·Granted Feb 23, 1999·2 cites·3 claims
- 0533US5610786AMagnetic head having Cao-TiO2 -NiO ceramic with specified CaO/TiO.sub.2SONY CORP·Filed 1995·Granted Mar 11, 1997·3 cites·6 claims
- 0626US5764455AMagnetic headSONY CORP·Filed 1997·Granted Jun 9, 1998·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →