Patent Assignment
Reel/Frame 049865/0818
Assignment of Assignor's Interest
Recorded: 2019-07-25
Pages: 4
Assignors
JIANG, ZHIYONG
Executed: 2019-07-22
ZHANG, FUPIING
Executed: 2019-07-22
WANG, YANFEI
Executed: 2019-07-22
Assignee
SHANGHAI MICRO ELECTRONICS EQUIPMENT (GROUP) CO., LTD.
1525 ZHANGDONG ROAD, ZHANGJIANG HIGH-TECH PARK, SHANGHAI, 201203, CHINA
Covered Property
(1)
Shutter Device, Method of Controlling Same, Photolithography Machine, and Method of Controlling Exposure Dose Thereof
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Corrective Assignment to Correct the Second Inventors Name Previously Recorded at Reel: 049865 Frame: 0818. Assignor(S) Hereby Confirms the Assignment.
Jul 31, 2019
From: JIANG, ZHIYONG; ZHANG, FUPING; WANG, YANFEI
To: SHANGHAI MICRO ELECTRONICS EQUIPMENT (GROUP) CO., LTD.
Reel/Frame 049926/0338 →
Assignment of Assignor's Interest
Sep 17, 2025
From: SHANGHAI MICRO ELECTRONICS EQUIPMENT (GROUP) CO., LTD.
To: AMIES TECHNOLOGY CO., LTD.
Reel/Frame 072912/0466 →