Inventor · disambiguated record
Tsuyoshi Onuma
Also filed as: ONUMA TSUYOSHI
7 granted patents·4 pending applications·94 citations·filing 2000–2019
83Inventor score
Top patents by PatentIndex Score
11 records- 0185US6815098B2Magnetic recording medium, method for producing the same, and magnetic storage apparatusHITACHI MAXELL·Filed 2003·Granted Nov 9, 2004·18 cites·23 claims
- 0284US6602621B2Magnetic recording medium, method for producing the same, and magnetic storage apparatusHITACHI MAXELL·Filed 2001·Granted Aug 5, 2003·52 cites·14 claims
- 0379US6970400B1Information recording medium with magnetic marks, recording and reproducing apparatus therefor, and head positioning method using detected magnetic leakage fields from the magnetic marksHITACHI MAXELL·Filed 2000·Granted Nov 29, 2005·14 cites·15 claims
- 0468US12091766B2Electrolytic copper foil and method for producing sameNIPPON DENKAI LTD·Filed 2019·Granted Sep 17, 2024·0 cites·5 claims
- 0554US7348077B2Magnetic recording medium and magnetic recording apparatusHITACHI MAXELL·Filed 2004·Granted Mar 25, 2008·2 cites·9 claims
- 0650US2008260985A1Information-recording mediumHITACHI MAXELL·Filed 2008·Application pending·0 cites
- 0748US6846582B2Magnetic recording medium, method for producing the same, and magnetic storage apparatusHITACHI MAXELL·Filed 2002·Granted Jan 25, 2005·8 cites·24 claims
- 0840US2004121190A1Magnetic recording medium and magnetic storage apparatus using the sameHITACHI MAXELL·Filed 2003·Application pending·0 cites
- 0940US2004241500A1Magnetic recording medium, method for producing magnetic recording medium, and magnetic storage deviceFiled 2004·Application pending·0 cites
- 1039US6994923B2Magnetic recording medium, method for producing the same, and magnetic recording apparatusHITACHI MAXELL·Filed 2003·Granted Feb 7, 2006·0 cites·10 claims
- 1136US2003157373A1Magnetic recording medium, method of manufacture thereof, and magnetic recorderFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →