Radio wave absorber
US-12160984-B2 · Dec 3, 2024 · US
This page is not indexed by search engines while we improve data quality.
Shirata Masashi patents
Shirata Masashi is listed as an inventor on 47 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Shirata Masashi |
| Total patents | 47 |
| First publication | Jul 2, 2015 |
| Latest publication | Dec 3, 2024 |
Notable patents
Publications ranked by popularity score, then publication date.
Particles of magnetoplumbite-type hexagonal ferrite, method for manufacturing the same, and radio wave absorber
US-11721461-B2 · Aug 8, 2023 · US
Hexagonal strontium ferrite powder, magnetic recording medium, and magnetic recording and reproducing apparatus
US-11705156-B2 · Jul 18, 2023 · US
Recording device and recording method
US-11574652-B2 · Feb 7, 2023 · US
Core-shell particle and manufacturing method and fired product of the same, epsilon type iron oxide compound particle and manufacturing method of the same, and magnetic recording medium and manufacturing method of the same
US-11562839-B2 · Jan 24, 2023 · US
Ferromagnetic powder for magnetic recording and magnetic recording medium
US-11488627-B2 · Nov 1, 2022 · US
Particles of β-iron oxyhydroxide-based compound, manufacturing method of the same, manufacturing method of particles of ϵ-iron oxide-based compound, and manufacturing method of magnetic recording medium
US-11459244-B2 · Oct 4, 2022 · US
Core-shell particle, fired product of core-shell particle, manufacturing method of core-shell particle, epsilon type iron oxide-based compound particle, manufacturing method of epsilon type iron oxide-based compound particle, magnetic recording medium, and manufacturing method of magnetic recording medium
US-11348711-B2 · May 31, 2022 · US
Recording method, recording device, reproduction method, reproduction device, and high-speed response element
US-11315595-B2 · Apr 26, 2022 · US
Hexagonal strontium ferrite powder, magnetic recording medium, and magnetic recording and reproducing apparatus
US-2022093126-A1 · Mar 24, 2022 · US
Recent patents
Latest publications not already listed above.
Radio wave absorber
US-2022061198-A1 · Feb 24, 2022 · US
Hexagonal strontium ferrite powder for magnetic recording and magnetic recording medium
US-11244701-B2 · Feb 8, 2022 · US
Hexagonal strontium ferrite powder, magnetic recording medium, and magnetic recording and reproducing apparatus
US-11222661-B2 · Jan 11, 2022 · US
Recording device and recording method
US-2021375314-A1 · Dec 2, 2021 · US
Magnetic recording medium including specified compound, magnetic recording and reproducing apparatus, and composition for magnetic recording medium
US-11170812-B2 · Nov 9, 2021 · US
Magnetic recording medium
US-11100949-B2 · Aug 24, 2021 · US
ϵ-iron oxide type ferromagnetic powder and magnetic recording medium
US-11090716-B2 · Aug 17, 2021 · US
Recording method, recording device, reproduction method, reproduction device, and high-speed response element
US-2021027806-A1 · Jan 28, 2021 · US
Particles of magnetoplumbite-type hexagonal ferrite, method for manufacturing the same, and radio wave absorber
US-2020335247-A1 · Oct 22, 2020 · US
Production method for metal oxide particles, metal oxide powder, and magnetic recording medium
US-10734144-B2 · Aug 4, 2020 · US
Hexagonal strontium ferrite powder, magnetic recording medium, and magnetic recording and reproducing apparatus
US-2020227083-A1 · Jul 16, 2020 · US
Magnetic recording medium, magnetic recording and reproducing apparatus, and composition for magnetic recording medium
US-2020075052-A1 · Mar 5, 2020 · US
PARTICLES OF beta-IRON OXYHYDROXIDE-BASED COMPOUND, MANUFACTURING METHOD OF THE SAME, MANUFACTURING METHOD OF PARTICLES OF epsilon-IRON OXIDE-BASED COMPOUND, AND MANUFACTURING METHOD OF MAGNETIC RECORDING MEDIUM
US-2019300380-A1 · Oct 3, 2019 · US
Ferromagnetic powder for magnetic recording and magnetic recording medium
US-2019295582-A1 · Sep 26, 2019 · US
Hexagonal ferrite powder and magnetic recording medium
US-10373638-B2 · Aug 6, 2019 · US
Core-shell particle, fired product of core-shell particle, manufacturing method of core-shell particle, epsilon type iron oxide-based compound particle, manufacturing method of epsilon type iron oxide-based compound particle, magnetic recording medium, and manufacturing method of magnetic recording medium
US-2019096551-A1 · Mar 28, 2019 · US
Hexagonal strontium ferrite powder for magnetic recording and magnetic recording medium
US-2018366152-A1 · Dec 20, 2018 · US
Core-shell particle and manufacturing method and fired product of the same, epsilon type iron oxide compound particle and manufacturing method of the same, and magnetic recording medium and manufacturing method of the same
US-2018358155-A1 · Dec 13, 2018 · US
Magnetic recording medium
US-2018358046-A1 · Dec 13, 2018 · US
Magnetic recording medium
US-2018358043-A1 · Dec 13, 2018 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Fujifilm Corp | 47 |
| Univ Tokyo | 4 |
| Univ Osaka | 4 |
| FUJIFILM Cornoration | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H01F1/11 | 28 |
| G11B5/70678 | 27 |
| C01P2006/42 | 25 |
| C01P2004/64 | 17 |
| G11B5/70642 | 16 |