Su; Changzheng

Patent Applications and Registrations

Patent applications and USPTO patent grants for Su; Changzheng.The latest application filed is for "space optical coupling apparatus".

Company Profile

11.10.16

Su; Changzheng - Shenzhen CN
Su; Changzheng - Santa Clara CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Key generation device and method Grant 11,444,758 - Li , et al. September 13, 2	2022-09-13
Encoding apparatus using same polarization modes, and quantum key distribution device and system based on same Grant 11,327,233 - Liang , et al. May 10, 2	2022-05-10
Continuous-variable quantum key distribution device and method Grant 11,329,810 - Li , et al. May 10, 2	2022-05-10
Space Optical Coupling Apparatus App 20220075119 - WU; Yuping ; et al.	2022-03-10
Ion Trap System App 20210327605 - Shen; Yangchao ; et al.	2021-10-21
Quantum Bit Control Apparatus App 20210279630 - Li; Zhengyu ; et al.	2021-09-09
Data transmission method, apparatus, and system Grant 11,044,016 - Li , et al. June 22, 2	2021-06-22
Original key recovery apparatus and method Grant 10,958,427 - Su March 23, 2	2021-03-23
Quantum Key Distribution Method And Device, And Storage Medium App 20210044432 - LI; Zhengyu ; et al.	2021-02-11
Quantum communication method and related apparatus Grant 10,778,341 - Su , et al. Sept	2020-09-15
Key Generation Device and Method App 20200266978 - Li; Zhengyu ; et al.	2020-08-20
Continuous-Variable Quantum Key Distribution Device and Method App 20200213105 - LI; Zhengyu ; et al.	2020-07-02
Data Transmission Method, Apparatus, And System App 20200127737 - LI; Zhengyu ; et al.	2020-04-23
Quantum signal detection method and quantum signal detection apparatus Grant 10,574,364 - Su , et al. Feb	2020-02-25
Encryption Method And Device And Decryption Method And Device App 20190334710 - SU; Changzheng ; et al.	2019-10-31
Quantum Key Relay Method Based On Centralized Management And Control Network, And Apparatus App 20190260581 - Su; Changzheng ; et al.	2019-08-22
Encoding Apparatus, and Quantum Key Distribution Device and System Based on Same App 20190222416 - Liang; Wenye ; et al.	2019-07-18
Quantum Communication Method And Related Apparatus App 20190109651 - Su; Changzheng ; et al.	2019-04-11
Quantum Signal Detection Method and Quantum Signal Detection Apparatus App 20190028206 - Su; Changzheng ; et al.	2019-01-24
Original Key Recovery Apparatus and Method App 20180367301 - Su; Changzheng	2018-12-20
Birefringent crystal polarization beam splitter assembly Grant 9,075,200 - Miao , et al. July 7, 2	2015-07-07
Birefringent Crystal Polarization Beam Splitter Assembly App 20140185139 - Miao; Rongsheng ; et al.	2014-07-03
Electro-optic conversion module, optic-electro conversion module and conversion methods thereof Grant 8,315,524 - Zhang , et al. November 20, 2	2012-11-20
Method for controlling pluggable port on interface board of communication device and interface board Grant 7,779,266 - Su August 17, 2	2010-08-17
Electro-optic Conversion Module, Optic-electro Conversion Module And Conversion Methods Thereof App 20100086308 - Zhang; Naisheng ; et al.	2010-04-08
Method for controlling pluggable port on interface board of communication device and interface board App 20070077791 - Su; Changzheng	2007-04-05

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