Inventor · disambiguated record
Yukihiro Koshika
Also filed as: KOSHIKA YUKIHIRO
3 granted patents·58 citations·filing 1993–2000
72Inventor score
Files withSONY CORP3
Top patents by PatentIndex Score
3 records- 0182US6319325B1Apparatus for producing thin film, process for producing thin film and guide rollerSONY CORP·Filed 2000·Granted Nov 20, 2001·31 cites·10 claims
- 0269US5431833ALubricant and magnetic recording medium therewithSONY CORP·Filed 1993·Granted Jul 11, 1995·21 cites·12 claims
- 0342US5914180AMagnetic recording mediumSONY CORP·Filed 1995·Granted Jun 22, 1999·6 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →