Revocation list generation device, revocation list generation method, and content management system
US-9178702-B2 · Nov 3, 2015 · US
Nakano Toshihisa patents
Nakano Toshihisa holds 7 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 7 |
| Recent patents | 0 |
| First publication | Mar 3, 2015 |
| Latest publication | Nov 3, 2015 |
Filing trend
Year-over-year patent counts for this assignee.
Not enough yearly data to assess filing trend yet.
| Year | Patents |
|---|---|
| 2015 | 7 |
| Year | Patents |
|---|---|
| 2015 | 7 |
Recent patents
Latest publications where this party is an assignee.
Content management system, management server, memory media device and content management method
US-9166980-B2 · Oct 20, 2015 · US
Terminal device, content recording system, title key recording method, and computer program
US-9106882-B2 · Aug 11, 2015 · US
Recording medium device, terminal device, distribution device, control method, and program recording medium
US-9003188-B2 · Apr 7, 2015 · US
Recording medium apparatus and control method for authenticating a device based on a revocation list
US-8997216-B2 · Mar 31, 2015 · US
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Revocation list generation device, revocation list generation method, and content management system
US-9178702-B2 · Nov 3, 2015 · US
Content management system, management server, memory media device and content management method
US-9166980-B2 · Oct 20, 2015 · US
Terminal device, content recording system, title key recording method, and computer program
US-9106882-B2 · Aug 11, 2015 · US
Recording medium device, terminal device, distribution device, control method, and program recording medium
US-9003188-B2 · Apr 7, 2015 · US
Recording medium apparatus and control method for authenticating a device based on a revocation list
US-8997216-B2 · Mar 31, 2015 · US
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| G11B20/0021 | 3 |
| H04L2209/60 | 3 |
| G11B20/00195 | 3 |
| G11B20/00086 | 3 |
| H04L9/3268 | 3 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Electricity | 7 |
| Physics | 5 |
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Frequently asked questions
Answers are generated from the same data shown on this page.
- How many patents does Nakano Toshihisa have in patentsdb?
- Nakano Toshihisa is linked to 7 publications as assignee in our database.
- What technology areas does Nakano Toshihisa patent most?
- Top mapped technology areas by patent count: Electricity (7); Physics (5).
- Is Nakano Toshihisa's patent activity recent?
- 0 of 7 publications have a publication date in the last three years (precomputed assignee stats).
- What are recent patents assigned to Nakano Toshihisa?
- See the “Recent patents” section above for the latest 5 publications we attribute to this assignee.