Inventor
Seiichi Ogata
Inventor
Miyagi, JP
Overview
Patents· 8 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 transducer67%
Y10TTechnical subjects covered by former us classification17%
H01FMagnets8%
H04NPictorial communication, e.g. television8%
PatentTitleYear
6,995,951'Method of planarizing substrate, magnetic head and manufacturing method of the same'20066,278,576'Magnetic head with magnetic metal film core having offset halves'20016,170,150'Method for producing magnetic head'20016,038,109'Magnetic head and method of manufacturing the same'20006,014,291'Composite magnetic head having thin conductor film'20005,909,343'Magnetic head and method for producing the same'19995,883,766'Magnetic head with groove positioned to identify head orientation'19995,471,355'Magnetic head and a digital recording magnetic head'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2006Patents assigned to SONY CORP (8)· patent assignee history
1995–2006Based in Miyagi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SONY CORP | 8 | 1995–2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Miyagi, JP | 8 | 1995–2006 |