Inventor
Shunji Kurisu
Inventor
Yokohama, JP
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 transducer26%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests26%
Y10TTechnical subjects covered by former us classification26%
C01GCompounds containing metals not covered by subclasses c01d or c01f7%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds7%
H01FMagnets7%
PatentTitleYear
5,766,763'Hexagonal system ferrite powder for a high density magnetic recording medium'19985,686,137'Method of providing hexagonal ferrite magnetic powder with enhanced coercive force stability'19975,576,114'High density magnetic recording medium containing hexagonal system ferrite powder'19965,494,749'Magnetic powder for magnetic recording and magnetic recording medium containing the same'19965,378,547'Magnetic powder for magnetic recording and magnetic recording medium containing the same'19954,837,092'Magnetic recording powder, method of manufacturing thereof and application thereof'19894,699,771'Magnetic recording powder, method of manufacturing thereof and application thereof'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–1998Patents assigned to TOSHIBA KK (7)· patent assignee history
1987–1998Based in Yokohama, JP· patent location history
1997Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 7 | 1987–1998 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 6 | 1987–1998 |
| Kanagawa, JP | 1 | 1997 |