Duan; Huifang

Patent Applications and Registrations

Patent applications and USPTO patent grants for Duan; Huifang.The latest application filed is for "base film of modified polyvinyl alcohol polymer".

Company Profile

0.6.9

Duan; Huifang - Guangdong CN
Duan; Huifang - Shenzhen CN
Duan; Huifang - Guandong CN
Duan; Huifang - 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
Base Film Of Modified Polyvinyl Alcohol Polymer App 20160145402 - XU; RUI ; et al.	2016-05-26
Method for preparing a base film of modified polyvinyl alcohol polymer Grant 9,290,674 - Xu , et al. March 22, 2	2016-03-22
Debris collection device for cutting mechanism and LCD panel cutting debris suction device Grant 9,149,950 - Duan , et al. October 6, 2	2015-10-06
Method for coating polyimide on liquid crystal display panel Grant 9,144,134 - Huang , et al. September 22, 2	2015-09-22
Base Film of Modified Polyvinyl Alcohol and Its Preparation Method and Polarizer App 20150225592 - XU; Rui ; et al.	2015-08-13
Pressure point inspection device Grant 8,881,598 - Duan , et al. November 11, 2	2014-11-11
Pressure Point Inspection Device App 20140109683 - Duan; Huifang ; et al.	2014-04-24
Method For Coating Polyimide On Liquid Crystal Display Panel App 20140057044 - Huang; Bingcheng ; et al.	2014-02-27
Debris Collection Device for Cutting Mechanism, LCD Panel Cutting Debris Suction Device App 20130104715 - Huang; Junjie ; et al.	2013-05-02
Debris Collection Device for Cutting Mechanism and LCD Panel Cutting Debris Suction Device App 20130104336 - Duan; Huifang ; et al.	2013-05-02

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