Inventor
Katsuharu Kakuse
Inventor
Hadano, 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 transducer57%
G06FElectric digital data processing29%
H03MCoding14%
PatentTitleYear
5,388,016'Magnetic tape data management method and apparatus'19955,235,641'File encryption method and file cryptographic system'19935,163,134'Method and apparatus for controlling data writing in magnetic recording subsystem'19924,663,752'Sector mark signal control circuit for disc apparatus'19874,586,027'Method and system for data compression and restoration'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–1995Patents assigned to HITACHI LTD (5)· patent assignee history
1986–1993Based in Hadano, JP· patent location history
1995Based in Hadamo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 5 | 1986–1995 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hadano, JP | 4 | 1986–1993 |
| Hadamo, JP | 1 | 1995 |