Inventor
Xiangqing Chang
Inventor
Beijing, CN
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication63%
H04WWireless communication networks19%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes13%
G06FElectric digital data processing6%
PatentTitleYear
11,042,915Order processing method and terminal202111,023,881Near field communication NFC-based transaction method and device20219,426,678'Implementing dual-homed node protection'20169,173,082'Preventing roaming user terminal re-authentication'20159,036,561'Dual-homing protection'20158,908,689'Apparatus and method for processing packet'20148,559,423'Method and apparatus for packet processing'20138,392,701'Method and apparatus for ensuring packet transmission security'20138,327,129'Method, apparatus and system for internet key exchange negotiation'20128,316,432'Method for implementing security-related processing on packet and network security device'20128,259,740'Method and an apparatus for processing packets'20128,249,038'Method, program, and system for implementing centralized control plane and distributed data plane'20128,190,857'Deleting a shared resource node after reserving its identifier in delete pending queue until deletion condition is met to allow continued access for currently accessing processor'2012Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2012–2016Patents assigned to HANGZHOU H3C TECH CO LTD (11)· patent assignee history
2012–2015Patents assigned to CHANG XIANGQING (10)· patent assignee history
2012–2014Patents assigned to ZOU XUDONG (6)· patent assignee history
2012–2014Patents assigned to LI XIAO (4)· patent assignee history
2012–2021Based in Beijing, CN· patent location history
2021Patents assigned to HUAWEI TECH CO LTD (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HANGZHOU H3C TECH CO LTD | 11 | 2012–2016 |
| CHANG XIANGQINGself | 10 | 2012–2015 |
| ZOU XUDONG | 6 | 2012–2014 |
| LI XIAO | 4 | 2012–2014 |
| HUAWEI TECH CO LTD | 2 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beijing, CN | 13 | 2012–2021 |