Inventor
SHINJI EDA
Inventor
VN
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer70%
B24BMachines, devices, or processes for grinding or polishing30%
PatentTitleYear
12,537,025Method for manufacturing magnetic disk, magnetic disk, and magnetic disk precursor202612,475,924Substrate for magnetic disk and magnetic disk202512,020,735Substrate for magnetic disk and magnetic disk202411,705,158Method for manufacturing ring-shaped glass spacer202311,682,425Glass spacer, hard disk drive apparatus, and method for manufacturing glass spacer202311,640,833Substrate for magnetic disk and magnetic disk202311,244,706Glass spacer and hard disk drive apparatus2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2026Patents assigned to HOYA CORP (7)· patent assignee history
2022–2026Based in VN· patent location history
2026Patents assigned to HOYA GLASS DISK VIETNAM II LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HOYA CORP | 7 | 2022–2026 |
| HOYA GLASS DISK VIETNAM II LTD | 1 | 2026 |
Locations
| Location | Patents | Span |
|---|---|---|
| VN | 7 | 2022–2026 |