Inventor
Yoshio Soyama
Inventor
Kanagawa, JP
Overview
Patents· 5 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 transducer100%
PatentTitleYear
7,580,221'Magnetic disk drive with compensation against disturbance'20097,319,567'Servo sector in magnetic disk drive'20087,173,790'Magnetic disk apparatus with dual stage actuator'20076,909,575'Magnetic disk drive and control method thereof'20056,153,997'Disk apparatus and method of controlling disk apparatus'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000–2005Patents assigned to HITACHI LTD (2)· patent assignee history
2000–2005Based in Odawara, JP· patent location history
2007–2009Patents assigned to HITACHI GLOBAL STORAGE TECH (3)· patent assignee history
2007–2009Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI GLOBAL STORAGE TECH | 3 | 2007–2009 |
| HITACHI LTD | 2 | 2000–2005 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 3 | 2007–2009 |
| Odawara, JP | 2 | 2000–2005 |