Patent Assignment
Reel/Frame 055962/0992
Assignment of Assignor's Interest
Recorded: 2021-04-19
Pages: 4
Assignor
LIU, MIAO
Executed: 2021-04-14
Assignee
BEIJING TUSEN WEILAI TECHNOLOGY CO., LTD.,
NO. 56 SOUTH OF LIANGMAQIAO ROAD, CHAOYANG DISTRICT,, BEIJING, 100016, CHINA
Covered Property
(1)
Method for Calculating Exposure Evaluation Value and Imaging Device
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 26, 2022
From: BEIJING TUSEN WEILAI TECHNOLOGY CO., LTD.
To: BEIJING TUSEN ZHITU TECHNOLOGY CO., LTD.
Reel/Frame 058869/0349 →
Change of Name
Dec 9, 2025
From: TUSEN WEILAI TECHNOLOGY CO., LTD.
To: BEIJING OCGEN INTERACTION TECHNOLOGY
Reel/Frame 073916/0643 →
Change of Name
Dec 9, 2025
From: BEIJING TUSEN ZHITU TECHNOLOGY CO., LTD.
To: BEIJING OCGEN TECHNOLOGY CO., LTD.
Reel/Frame 073916/0416 →