Method of detecting tampering of data in tape drive, and file system
US-9406334-B2 · Aug 2, 2016 · US
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Hirata Takamasa patents
Hirata Takamasa holds 2 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 2 |
| Recent patents | 0 |
| First publication | Mar 3, 2015 |
| Latest publication | Aug 2, 2016 |
Filing trend
Year-over-year patent counts for this assignee.
Recent patents
Latest publications where this party is an assignee.
Tape storage device and writing method therefor
US-8972654-B2 · Mar 3, 2015 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Method of detecting tampering of data in tape drive, and file system
US-9406334-B2 · Aug 2, 2016 · US
Tape storage device and writing method therefor
US-8972654-B2 · Mar 3, 2015 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| G06F3/0643 | 2 |
| G11B2220/956 | 2 |
| G06F3/0682 | 2 |
| G11B5/00813 | 1 |
| G06F3/0623 | 1 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Physics | 2 |