Inventor · disambiguated record
Hiroshi Koyanagi
Also filed as: KOYANAGI HIROSHI
7 granted patents·1 pending application·3 citations·filing 2019–2021
71Inventor score
Top patents by PatentIndex Score
8 records- 0183US11043238B1Magnetic recording medium and magnetic storage deviceSHOWA DENKO KK·Filed 2020·Granted Jun 22, 2021·2 cites·4 claims
- 0261US10614849B2Heat-assisted magnetic recording medium and magnetic storage apparatusSHOWA DENKO KK·Filed 2019·Granted Apr 7, 2020·1 cites·9 claims
- 0354US2022041969A1Cell culture chipUSHIO ELECTRIC INC·Filed 2020·Application pending·0 cites
- 0452US11676632B2Magnetic recording medium, method of manufacturing magnetic recording medium and magnetic storage deviceSHOWA DENKO KK·Filed 2020·Granted Jun 13, 2023·0 cites·20 claims
- 0552US11024334B2High density magnetic recording medium for heat-assisted magnetic storage apparatusSHOWA DENKO KK·Filed 2020·Granted Jun 1, 2021·0 cites·17 claims
- 0651US12087341B2Magnetic recording medium and magnetic read/write apparatusSHOWA DENKO KK·Filed 2020·Granted Sep 10, 2024·0 cites·9 claims
- 0751US11189313B2Magnetic recording medium utilizing adjacent underlayer and magnetic layer having particular compositions, magnetic storage apparatus, and method of manufacturing magnetic recording mediumSHOWA DENKO KK·Filed 2021·Granted Nov 30, 2021·0 cites·14 claims
- 0848US10685674B2Assisted magnetic recording medium and magnetic storage apparatusSHOWA DENKO KK·Filed 2019·Granted Jun 16, 2020·0 cites·7 claims
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