Inventor
Mineo Yorizumi
Inventor
Miyagi, JP
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C04Bprimary
C04BLime, magnesia29%
G11BInformation storage based on relative movement between record carrier and transducer29%
C01GCompounds containing metals not covered by subclasses c01d or c01f14%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds14%
C30BSingle-crystal growth14%
PatentTitleYear
5,515,222'Magnetic head core arrangement having medium facing surface sides formed of single-crystal ferrite'19965,302,306'Process for preparing polycrystalline ferrite materials and composites containing them'19944,331,548'Ferrite single crystal and magnetic head containing the same'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1996Patents assigned to SONY CORP (3)· patent assignee history
1982Based in Yokohama, JP· patent location history
1994–1996Based in Miyagi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SONY CORP | 3 | 1982–1996 |
Locations
| Location | Patents | Span |
|---|---|---|
| Miyagi, JP | 2 | 1994–1996 |
| Yokohama, JP | 1 | 1982 |