Inventor · disambiguated record
Junichi Sayama
Also filed as: SAYAMA JUNICHI
4 granted patents·3 pending applications·5 citations·filing 2010–2019
61Inventor score
Top patents by PatentIndex Score
7 records- 0183US8679654B2Magnetic recording medium including plural FePt alloy layers including carbon, oxides or nitridesNEMOTO HIROAKI·Filed 2012·Granted Mar 25, 2014·3 cites·10 claims
- 0264US9595282B2Magnetic recording medium having a L10-type ordered alloyHGST Netherlands BV·Filed 2015·Granted Mar 14, 2017·2 cites·17 claims
- 0346US12444581B2Plasma processing apparatusHITACHI HIGH TECH CORP·Filed 2019·Granted Oct 14, 2025·0 cites·9 claims
- 0444US10276192B2Perpendicular magnetic recording mediumWESTERN DIGITAL TECH INC·Filed 2013·Granted Apr 30, 2019·0 cites·15 claims
- 0538US2012214021A1Magnetic recording medium and magnetic recording apparatusSAYAMA JUNICHI·Filed 2012·Application pending·0 cites
- 0636US2011020669A1Magnetic recording mediumSAYAMA JUNICHI·Filed 2010·Application pending·0 cites
- 0732US2012052330A1Perpendicular magnetic recording medium and manufacturing method of the sameTAKEKUMA IKUKO·Filed 2011·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →