Method for operating an e-purse
US-10878404-B2 · Dec 29, 2020 · US
Yu Huazhang holds 24 patents in our database, with recent filings and technology areas summarized below.
| Metric | Value |
|---|---|
| Total patents | 24 |
| Recent patents | 0 |
| First publication | Feb 17, 2015 |
| Latest publication | Dec 29, 2020 |
Year-over-year patent counts for this assignee.
Latest publications where this party is an assignee.
US-10878404-B2 · Dec 29, 2020 · US
US-10114953-B2 · Oct 30, 2018 · US
US-9386013-B2 · Jul 5, 2016 · US
US-9378498-B2 · Jun 28, 2016 · US
US-9367675-B2 · Jun 14, 2016 · US
Representative or frequently cited publications from precomputed assignee stats.
US-10878404-B2 · Dec 29, 2020 · US
US-10114953-B2 · Oct 30, 2018 · US
US-9386013-B2 · Jul 5, 2016 · US
US-9378498-B2 · Jun 28, 2016 · US
US-9367675-B2 · Jun 14, 2016 · US
Most common classification codes in this portfolio.
| CPC | Patents |
|---|---|
| G06F21/31 | 5 |
| H04L63/0838 | 5 |
| H04L9/3228 | 4 |
| G06F21/44 | 3 |
| H04L9/0877 | 3 |
Mapped technology topics for this assignee.
| Technology | Patents |
|---|---|
| Physics | 18 |
| Electricity | 14 |
| Cross-Sectional Technologies | 1 |
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