Beijing
China
16
2023-08-24
The entities that hold a legal rights for patent applications filed by inventor HU Kejun:
Kejun HU from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Method, device and system for transmitting data stream and computer storage medium
#2 | 2023-05-04Near field communication tag and control system for near field communication tag
#3 | 2022-10-06Display apparatus, display drive circuit and driving method of electronic paper display unit
#4 | 2022-03-24Channel allocation method, gateway, and terminal device
#5 | 2021-05-06Method of monitoring closed system, apparatus thereof and monitoring device
#6 | 2021-02-04Electronic tag and operation method thereof
#7 | 2021-01-28Bar screen control circuitry, bar screen display system and method for controlling a bar screen
#8 | 2021-01-28Display adjustment method and device for bar-shaped electronic shelf label
#9 | 2020-09-17Item monitoring method, terminal, and system
#10 | 2020-09-10Electronic distribution method, apparatus and system
#11 | 2020-09-10Gateway device and method for managing multiple electronic tags
#12 | 2020-07-02CALLING METHOD AND SYSTEM, AND ELECTRONIC PRICE TAG DEVICE
#13 | 2020-04-23Video playback apparatus and video playback method
#14 | 2020-03-26Data transmission method, network device, terminal device, and computer readable storage medium
#15 | 2020-01-09Communication method for a communication device, electronic device, and storage medium
#16 | 2019-09-19Communication method and communication apparatus
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