Magnetic-disk substrate and magnetic disk
US-12094506-B2 · Sep 17, 2024 · US
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Itaya Masanobu patents
Itaya Masanobu is listed as an inventor on 20 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Itaya Masanobu |
| Total patents | 20 |
| First publication | Jul 30, 2015 |
| Latest publication | Sep 17, 2024 |
Notable patents
Publications ranked by popularity score, then publication date.
Magnetic-disk substrate and magnetic disk
US-2023197111-A1 · Jun 22, 2023 · US
Magnetic-disk substrate, magnetic disk, and magnetic-disk drive device
US-11682424-B2 · Jun 20, 2023 · US
Magnetic-disk substrate and magnetic disk
US-11587585-B2 · Feb 21, 2023 · US
Magnetic-disk substrate, magnetic disk, and magnetic-disk drive device
US-2021375313-A1 · Dec 2, 2021 · US
Magnetic-disk substrate and magnetic disk
US-2021327464-A1 · Oct 21, 2021 · US
Magnetic-disk substrate, magnetic disk, and magnetic-disk drive device
US-11094345-B2 · Aug 17, 2021 · US
Hard disk drive with magnetic-disk substrate and hard disk drive with magnetic disk
US-11081134-B2 · Aug 3, 2021 · US
Magnetic-disk substrate and magnetic disk
US-10497387-B2 · Dec 3, 2019 · US
Magnetic-disk substrate, magnetic disk, and magnetic-disk drive device
US-2019251993-A1 · Aug 15, 2019 · US
Recent patents
Latest publications not already listed above.
Hard disk drive with magnetic-disk substrate and hard disk drive with magnetic disk
US-2019228801-A1 · Jul 25, 2019 · US
Magnetic-disk substrate, magnetic disk, and method for manufacturing magnetic-disk substrate
US-10319403-B2 · Jun 11, 2019 · US
Magnetic-disk substrate and magnetic disk
US-10283156-B2 · May 7, 2019 · US
Magnetic-disk substrate, magnetic disk, and method for manufacturing magnetic-disk substrate
US-2018005659-A1 · Jan 4, 2018 · US
Magnetic-disk glass substrate and magnetic disk
US-2017194025-A1 · Jul 6, 2017 · US
Magnetic-disk glass substrate and magnetic disk
US-2017186459-A1 · Jun 29, 2017 · US
Magnetic-disk glass substrate and magnetic disk
US-9607647-B2 · Mar 28, 2017 · US
Magnetic-disk glass substrate and magnetic disk
US-9564166-B2 · Feb 7, 2017 · US
Magnetic-disk glass substrate and magnetic disk
US-2015248910-A1 · Sep 3, 2015 · US
Magnetic-disk glass substrate and magnetic disk
US-2015213826-A1 · Jul 30, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Hoya Corp | 20 |
| Hoya Glass Disk Vietnam Ii Ltd | 10 |
| Itaya Masanobu | 7 |
| Osakabe Kinobu | 7 |
| Takizawa Toshio | 7 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G11B5/73921 | 20 |
| G11B5/82 | 16 |
| G11B5/7315 | 10 |
| G11B5/73 | 9 |
| G11B5/8404 | 6 |