Membership
Tour
Register
Log in
Renzhe JIN
Follow
Person
Qinhuangdao, CN
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Hollow louver top operating system
Patent number
11,421,472
Issue date
Aug 23, 2022
CHANGSHU HIGH-TECH ENERGY-SAVING DORWIN CO., LTD.
Chengzhe Jin
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Grant
Venetian blind mounted in double glazing unit and a sliding block t...
Patent number
7,124,803
Issue date
Oct 24, 2006
Renzhe Jin
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Patents Applications
last 30 patents
Information
Patent Application
HOLLOW LOUVER TOP OPERATING SYSTEM
Publication number
20200308904
Publication date
Oct 1, 2020
CHANGSHU HIGH-TECH ENERGY-SAVING DORWIN CO.,LTD.
Chengzhe JIN
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Application
BLIND ADAPTED FOR USE IN DOUBLE GLAZING
Publication number
20110042018
Publication date
Feb 24, 2011
Renzhe Jin
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Application
ELECTRICAL CONTROL MECHANISM FOR BUILT-IN SUNSHADE PRODUCTS FOR HOL...
Publication number
20110042017
Publication date
Feb 24, 2011
Renzhe JIN
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Application
MAGNETIC DRIVING DEVICE AND BUILT-IN SUNSHADE PRODUCTS ADAPTED FOR...
Publication number
20110036510
Publication date
Feb 17, 2011
Renzhe JIN
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Application
Venetian blind mounted in doulbe glazing unit and a sliding block t...
Publication number
20040211528
Publication date
Oct 28, 2004
Renzhe Jin
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS