Patent Assignment
Reel/Frame 074483/0852
Assignment of Assignor's Interest
Recorded: 2026-04-27
Pages: 9
Assignor
SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD.
Executed: 2026-04-14
Assignee
EPAPERVISION TECHNOLOGY (GUANGDONG) CO., LTD.
FIRST FLOOR, BUILDING 5, YGA HIGH-TECH INDUSTRIAL ZONE, KENENG ROAD , SANSHAN NEW TOWN , GUICHENG STREET , NANHAI DISTRICT, FOSHAN, GUANGDONG, CHINA
Covered Properties
(7)
Oil Puncture Controlled Starting System for Efd Apparatus and Manufacturing Method Therefor
Electrofluid Support Plates and Preparation Method Therefor, and Electrofluid Apparatus
Driving Method for Reducing Ghosting of Electrophoretic Display
Three-Layer Full-Color Dynamic Electronic Paper
Display Structure with High-Brightness Diffuse Reflector and Manufacturing Method Thereof
Method for Preparing Electrowetting Display Support Plate
Drying-Wetting Separated Filling Method and Filling Apparatus for Electrowetting Display Device
Related Assignments
(8)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 28, 2017
From: ZHOU, GUOFU; LI, FAHONG; HAYES, ROBERT ANDREW
To: SOUTH CHINA NORMAL UNIVERSITY; SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD; SHENZHEN GUOHUA OPTOELECTRONICS INSTITUTE
Reel/Frame 043421/0091 →
Corrective Assignment to Correct the Application Number Previously Recorded on Reel 043421 Frame 0091. Assignor(S) Hereby Confirms the Assignment of Entire Interest.
Oct 31, 2017
From: ZHOU, GUOFU; LI, FAHONG; HAYES, ROBERT ANDREW
To: SOUTH CHINA NORMAL UNIVERSITY; SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD; SHENZHEN GUOHUA OPTOELECTRONICS INSTITUTE
Reel/Frame 044298/0821 →
Assignment of Assignor's Interest
Mar 28, 2018
From: YI, ZICHUAN; WANG, LI; ZHOU, GUOFU
To: SHENZHEN GUOHUA OPTOELECTRONICS CO. LTD; SOUTH CHINA NORMAL UNIVERSITY; ACADEMY OF SHENZHEN GUOHUA OPTOELECTRONICS
Reel/Frame 045378/0337 →
Assignment of Assignor's Interest
Jul 16, 2019
From: ZHOU, GUOFU; ZHOU, RUI; JIANG, HONGWEI; GUO, YUANYUAN
To: SOUTH CHINA NORMAL UNIVERSITY; ACADEMY OF SHENZHEN GUOHUA OPTOELECTRONICS; SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD.
Reel/Frame 049761/0770 →
Assignment of Assignor's Interest
Aug 9, 2019
From: ZHOU, GUOFU; WU, HAO; DOU, YINGYING; LI, FAHONG
To: SOUTH CHINA NORMAL UNIVERSITY; SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD.; ACADEMY OF SHENZHEN GUOHUA OPTOELECTRONICS
Reel/Frame 050009/0079 →
Assignment of Assignor's Interest
Mar 16, 2020
From: ZHOU, GUOFU; HAYES, ROBERT ANDREW; GROENEWOLD, JAN
To: SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD.; SOUTH CHINA NORMAL UNIVERSITY; SHENZHEN GUOHUA OPTOELECTRONICS INSTITUTE
Reel/Frame 052121/0776 →
Assignment of Assignor's Interest
Aug 1, 2024
From: SOUTH CHINA NORMAL UNIVERSITY; SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD.; SHENZHEN GUOHUA OPTOELECTRONICS INSTITUTE
To: SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD.
Reel/Frame 068158/0894 →
Assignment of Assignor's Interest
Nov 5, 2024
From: SOUTH CHINA NORMAL UNIVERSITY; ACADEMY OF SHENZHEN GUOHUA OPTOELECTRONICS; SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD.
To: SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD.
Reel/Frame 069170/0445 →