SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD.

Patent Applications and Registrations

Patent applications and USPTO patent grants for SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD..The latest application filed is for "use of zwitterion dopant in preparation of dynamic-scattering-mode-based liquid crystal material".

Company Profile

36.31.34

SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD. - Shenzhen CN
SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD. - Guangdong CN
SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD. - Shenzhen, Guangdong CN
Shenzhen Guohua Optoelectronics Co., Ltd. - Longhua District CN
Shenzhen Guohua Optoelectronics Co., Ltd. - Longhua District, Shenzhen CN
Shenzhen Guohua Optoelectronics Co., Ltd. - Longhua Disatrict, Shenzhen CN
Shenzhen Guohua Optoelectronics Co., Ltd. - SHENZHEN, GD CN
SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD. - Longhua District, Shenzhen, Guangdong CN
Shenzhen Guohua Optoelectronics Co. Ltd - Guangdong N/A CN
SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD. - Guangdong Province CN
SHENZHEN GUOHUA OPTOELECTRONICS CO., LTD. - Guandong Province CN
Shenzhen Guohua Optoelectronics Co. Ltd. - Shenzhen City CN

*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
Laser protective film and laser protective device comprising the same Grant 11,256,008 - Zhou , et al. February 22, 2	2022-02-22
Drying-wetting separated filling method and filling apparatus for electrowetting display device Grant 11,215,811 - Zhou , et al. January 4, 2	2022-01-04
Method for preparing multi-stable electroresponsive smart window Grant 11,209,711 - Zhou , et al. December 28, 2	2021-12-28
Method for preparing electrowetting display support plate Grant 11,181,733 - Zhou , et al. November 23, 2	2021-11-23
Use Of Zwitterion Dopant In Preparation Of Dynamic-scattering-mode-based Liquid Crystal Material App 20210355384 - ZHOU; Guofu ; et al.	2021-11-18
Dye-doped laser protective film Grant 11,175,436 - Zhou , et al. November 16, 2	2021-11-16
Liquid crystal mixture and temperature-responsive infrared reflection device Grant 11,168,256 - Zhou , et al. November 9, 2	2021-11-09
Total-reflection infrared reflection device and preparation method thereof Grant 11,143,902 - Zhou , et al. October 12, 2	2021-10-12
Method For Preparing Multi-stable Electroresponsive Smart Window App 20210302776 - ZHOU; Guofu ; et al.	2021-09-30
Preparation method for a temperature-responsive light reflecting coating and the light reflecting coating Grant 11,079,631 - Zhou , et al. August 3, 2	2021-08-03
Multi-stable electroresponsive smart window and preparation method thereof Grant 11,067,866 - Zhou , et al. July 20, 2	2021-07-20
Bistable driving method for electrowetting display and related electrowetting display Grant 10,991,322 - Zhou , et al. April 27, 2	2021-04-27
Electric response infrared reflection device and preparation method thereof Grant 10,942,402 - Zhou , et al. March 9, 2	2021-03-09
Electroresponsive liquid crystal dimming device Grant 10,901,278 - Zhou , et al. January 26, 2	2021-01-26
Water-responsive Interpenetrating Polymer Network, Preparation Method And Use Thereof App 20200339717 - ZHOU; Guofu ; et al.	2020-10-29
Electroresponsive Liquid Crystal Dimming Device App 20200333647 - ZHOU; Guofu ; et al.	2020-10-22
Laser Protective Film And Laser Protective Device Comprising The Same App 20200333514 - ZHOU; Guofu ; et al.	2020-10-22
Multi-stable Electroresponsive Smart Window And Preparation Method Thereof App 20200326580 - ZHOU; Guofu ; et al.	2020-10-15
Electrically-responsive Infrared Reflective Device App 20200326591 - ZHOU; Guofu ; et al.	2020-10-15
Preparation Method For A Temperature-responsive Light Reflecting Coating And The Light Reflecting Coating App 20200257170A1 -	2020-08-13
Testing System Based On Sensitivity Of Humidity Sensor App 20200182818A1 -	2020-06-11
Color-changing Light-adjusting Liquid Crystal Device And Light Adjusting Method Thereof App 20200133036 - ZHOU; Guofu ; et al.	2020-04-30
Display structure with high-brightness diffuse reflector and manufacturing method thereof Grant 10,634,829 - Zhou , et al.	2020-04-28
Liquid Crystal Mixture And Temperature-responsive Infrared Reflection Device App 20200123445A1 -	2020-04-23
Flexible Liquid Crystal Optical Shutter And Manufacturing Method Thereof App 20200124900A1 -	2020-04-23
Method For Preparing An Infrared Reflective Device App 20200073159 - ZHOU; Guofu ; et al.	2020-03-05
Infrared Reflection Device With Adjustable Reflection Proportion App 20200057322 - ZHOU; Guofu ; et al.	2020-02-20
Dye-doped Laser Protective Film App 20200041701 - ZHOU; Guofu ; et al.	2020-02-06
Total-reflection Infrared Reflection Device And Preparation Method Thereof App 20200041827 - ZHOU; Guofu ; et al.	2020-02-06
Bistable Driving Method For Electrowetting Display And Related Electrowetting Display App 20200027407 - ZHOU; Guofu ; et al.	2020-01-23
Electrically Controlled Smart Window, Preparation Method Thereof, And Light-adjusting Method Thereof App 20200026113 - ZHOU; Guofu ; et al.	2020-01-23
Capacitive Sensor And Preparation Method Thereof App 20200011827 - ZHOU; Guofu ; et al.	2020-01-09
Method For Preparing Electrowetting Display Support Plate App 20200004009 - ZHOU; Guofu ; et al.	2020-01-02
Electric response infrared reflection device and preparation method thereof App 20190391437 - ZHOU; Guofu ; et al.	2019-12-26
Patterned Light-adjusting Glass And Preparation Method Thereof App 20190377207 - ZHOU; Guofu ; et al.	2019-12-12
Electro-wetting-based Microfluidic Droplet Positioning System And Method App 20190366333 - ZHOU; Guofu ; et al.	2019-12-05
Drying-wetting Separated Filling Method And Filling Apparatus For Electrowetting Display Device App 20190369384 - ZHOU; Guofu ; et al.	2019-12-05
Self-support Electrowetting Display And Preparation Method Therefor App 20190346673 - Zhou; Guofu ; et al.	2019-11-14
Three-layer full-color dynamic electronic paper Grant 10,466,471 - Zhou , et al. No	2019-11-05
Light-adjusting Device And Light-adjusting Method Thereof App 20190331946 - ZHOU; Guofu ; et al.	2019-10-31
Method And Device For Eliminating Image Border Of Electrophoretic Electronic Paper App 20190318695 - ZHOU; Guofu ; et al.	2019-10-17
Driving method for reducing ghosting of electrophoretic display Grant 10,410,592 - Yi , et al. Sept	2019-09-10
Electrofluidic support plates and preparation method therefor, and electrofluidic apparatus Grant 10,310,354 - Zhou , et al.	2019-06-04
Driving Method for Reducing Ghosting of Electrophoretic Display App 20180286318 - Yi; Zichuan ; et al.	2018-10-04
Three-layer Full-color Dynamic Electronic Paper App 20180246316 - ZHOU; Guofu ; et al.	2018-08-30
Electrofluid Support Plates And Preparation Method Therefor, And Electrofluid Apparatus App 20180231863 - ZHOU; Guofu ; et al.	2018-08-16
Preparation Method for the Nano-silver Particles App 20180200801 - ZHOU; Guofu ; et al.	2018-07-19
Oil puncture controlled starting system for EFD apparatus and manufacturing method therefor Grant 9,779,672 - Zhou , et al. October 3, 2	2017-10-03
Oil Puncture Controlled Starting System For Efd Apparatus And Manufacturing Method Therefor App 20170162129 - Zhou; Guofu ; et al.	2017-06-08
Display Structure Having Paper Effect And Manufacturing Method Thereof App 20170082849 - Zhou; Guofu ; et al.	2017-03-23
Display Structure With High-brightness Diffuse Reflector And Manufacturing Method Thereof App 20170045650 - Zhou; Guofu ; et al.	2017-02-16