Digital watermark embedding apparatus, digital watermark embedding method, and digital watermark detection apparatus
US-8942413-B2 · Jan 27, 2015 · US
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Nakagata Shohei patents
Nakagata Shohei holds 2 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 2 |
| Recent patents | 0 |
| First publication | Jan 13, 2015 |
| Latest publication | Jan 27, 2015 |
Filing trend
Year-over-year patent counts for this assignee.
Not enough yearly data to assess filing trend yet.
| Year | Patents |
|---|---|
| 2015 | 2 |
| Year | Patents |
|---|---|
| 2015 | 2 |
Recent patents
Latest publications where this party is an assignee.
Notable patents
Representative or frequently cited publications from precomputed assignee stats.
Top CPC classifications
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| G06F21/6218 | 1 |
| H04N1/32272 | 1 |
| H04N1/32203 | 1 |
| H04N1/32288 | 1 |
| H04N1/32352 | 1 |
Technology areas
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Physics | 2 |
| Electricity | 2 |