Magnetic disk and substrate for magnetic disk
US-12573424-B2 · Mar 10, 2026 · US
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Kitamura Naoki patents
Kitamura Naoki is listed as an inventor on 24 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Kitamura Naoki |
| Total patents | 24 |
| First publication | Jul 5, 2018 |
| Latest publication | Mar 10, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Magnetic disk and substrate for magnetic disk
US-2025218460-A1 · Jul 3, 2025 · US
Series hybrid type straddled vehicle
US-12275306-B2 · Apr 15, 2025 · US
Straddled vehicle
US-12221186-B2 · Feb 11, 2025 · US
Magnetic disk device
US-11935559-B2 · Mar 19, 2024 · US
Magnetic disk device
US-2024005958-A1 · Jan 4, 2024 · US
Type discrimination device, type discrimination method, type discrimination program, and drug sorting device
US-2023394785-A1 · Dec 7, 2023 · US
Aluminum alloy substrate for magnetic disk, disk drive device, method for manufacturing aluminum alloy substrate for magnetic disk, and method for measuring aluminum alloy substrate for magnetic disk
US-11335367-B2 · May 17, 2022 · US
Series hybrid type straddled vehicle
US-2022032765-A1 · Feb 3, 2022 · US
Straddled vehicle
US-2022033027-A1 · Feb 3, 2022 · US
Recent patents
Latest publications not already listed above.
Series hybrid type straddled vehicle
US-2022032764-A1 · Feb 3, 2022 · US
Aluminum alloy substrate for magnetic disk, disk drive device, method for manufacturing aluminum alloy substrate for magnetic disk, and method for measuring aluminum alloy substrate for magnetic disk
US-2021082465-A1 · Mar 18, 2021 · US
Peeling apparatus for aluminum plate material and method for peeling aluminum plate material
US-2021008864-A1 · Jan 14, 2021 · US
Straddled vehicle
US-10800489-B2 · Oct 13, 2020 · US
Aluminum alloy magnetic disk substrate and method for producing same
US-10767247-B2 · Sep 8, 2020 · US
Aluminum alloy substrate for magnetic discs and manufacturing method therefor, as well as magnetic disc using said aluminum alloy substrate for magnetic discs
US-10755738-B2 · Aug 25, 2020 · US
Aluminum alloy magnetic disk substrate and method for producing same
US-2019390304-A1 · Dec 26, 2019 · US
Straddled vehicle
US-10457288-B2 · Oct 29, 2019 · US
Aluminum alloy substrate for magnetic disc and method of manufacture therefor
US-2019284668-A1 · Sep 19, 2019 · US
Aluminum alloy plate for magnetic disc substrate, method for producing the same, and magnetic disc
US-2019172487-A1 · Jun 6, 2019 · US
Straddled vehicle
US-2018345970-A1 · Dec 6, 2018 · US
Straddled vehicle
US-2018346070-A1 · Dec 6, 2018 · US
Magnetic disc aluminum alloy substrate and manufacturing method therefor
US-2018221928-A1 · Aug 9, 2018 · US
Aluminum alloy substrate for magnetic discs and manufacturing method therefor, as well as magnetic disc using said aluminum alloy substrate for magnetic discs
US-2018190316-A1 · Jul 5, 2018 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Furukawa Electric Co Ltd | 14 |
| Uacj Corp | 14 |
| Yamaha Motor Co Ltd | 9 |
| Yuyama Mfg Co Ltd | 1 |
| Furkawa Electric Co Ltd | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G11B5/8404 | 11 |
| G11B5/73919 | 11 |
| B62M23/02 | 7 |
| G11B5/82 | 7 |
| C22F1/047 | 7 |