Systems and methods for controlling purchasing and/or reauthorization to access content using quick response codes and text messages
US-10743048-B2 · Aug 11, 2020 · US
Yang Christopher is listed as an inventor on 21 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Yang Christopher |
| Total patents | 21 |
| First publication | Jan 15, 2015 |
| Latest publication | Aug 11, 2020 |
Publications ranked by popularity score, then publication date.
US-10743048-B2 · Aug 11, 2020 · US
US-10630972-B2 · Apr 21, 2020 · US
US-2019281284-A1 · Sep 12, 2019 · US
US-2019182522-A1 · Jun 13, 2019 · US
US-10306220-B2 · May 28, 2019 · US
US-10298981-B2 · May 21, 2019 · US
US-2018332277-A1 · Nov 15, 2018 · US
US-2018316970-A1 · Nov 1, 2018 · US
US-10070124-B2 · Sep 4, 2018 · US
US-10063924-B2 · Aug 28, 2018 · US
Latest publications not already listed above.
US-10051340-B2 · Aug 14, 2018 · US
US-2018007353-A1 · Jan 4, 2018 · US
US-9769471-B2 · Sep 19, 2017 · US
US-9693083-B1 · Jun 27, 2017 · US
US-2017142460-A1 · May 18, 2017 · US
US-2016205442-A1 · Jul 14, 2016 · US
US-2016198152-A1 · Jul 7, 2016 · US
US-9271048-B2 · Feb 23, 2016 · US
US-2015373301-A1 · Dec 24, 2015 · US
US-2015172775-A1 · Jun 18, 2015 · US
US-2015019588-A1 · Jan 15, 2015 · US
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Directv Group Inc | 19 |
| Univ Drexel | 1 |
| Thomson Licensing | 1 |
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H04N21/6143 | 10 |
| G06F11/30 | 8 |
| H04N17/004 | 8 |
| H04N21/658 | 8 |
| H04H20/12 | 8 |