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Patents Grants
last 30 patents
Information
Patent Grant
Collaborative scheduling method for high-rise elevators based on in...
Patent number
12,129,150
Issue date
Oct 29, 2024
Changshu Institute of Technology
Fusheng Zhang
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Action state detection method and system for elevator brake
Patent number
11,958,719
Issue date
Apr 16, 2024
CHANGSHU INSTITUTE OF TECHNOLOGY
Yang Ge
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Slope-adaptive inclined special elevator
Patent number
10,513,419
Issue date
Dec 24, 2019
DONGNAN ELEVATOR CO, LTD
Guohua Cao
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Hydraulic elevating platform having no guide rails and elevating me...
Patent number
10,399,822
Issue date
Sep 3, 2019
Dongnan Elevator Co., Ltd.
Zhencai Zhu
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Mining elevator carrying platform and carrying method
Patent number
9,840,399
Issue date
Dec 12, 2017
China University of Mining and Technology
Guohua Cao
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Fall prevention brake buffering system for high-speed mine lift
Patent number
9,840,396
Issue date
Dec 12, 2017
CHINA UNIVERSITY OF MINING AND TECHNOLOGY
Zhencai Zhu
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Specific elevator anti-fall buffer based on flexible guidance
Patent number
9,688,513
Issue date
Jun 27, 2017
Dongnan Elevator Co., Ltd.
Zhencai Zhu
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Mining elevator
Patent number
9,272,881
Issue date
Mar 1, 2016
China University of Mining and Technology
Zhencai Zhu
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Apparatus and method for automatically adjusting the tension of a f...
Patent number
9,242,836
Issue date
Jan 26, 2016
China University of Mining and Technology
Guohua Cao
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Mining elevator traction cable connecting apparatus and measuring m...
Patent number
9,156,655
Issue date
Oct 13, 2015
China University of Mining and Technology
Guohua Cao
B66 - HOISTING LIFTING HAULING
Patents Applications
last 30 patents
Information
Patent Application
COLLABORATIVE SCHEDULING METHOD FOR HIGH-RISE ELEVATORS BASED ON IN...
Publication number
20240217772
Publication date
Jul 4, 2024
Changshu Institute of Technology
Fusheng ZHANG
B66 - HOISTING LIFTING HAULING
Information
Patent Application
ACTION STATE DETECTION METHOD AND SYSTEM FOR ELEVATOR BRAKE
Publication number
20230331515
Publication date
Oct 19, 2023
Changshu Institute of Technology
Yang Ge
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Slope-Adaptive Inclined Special Elevator
Publication number
20190337762
Publication date
Nov 7, 2019
Dongnan Elevator Co, Ltd
Guohua CAO
B66 - HOISTING LIFTING HAULING
Information
Patent Application
HYDRAULIC ELEVATING PLATFORM HAVING NO GUIDE RAILS AND ELEVATING ME...
Publication number
20180170716
Publication date
Jun 21, 2018
DONGNAN ELEVATOR CO., LTD.
Zhencai Zhu
B66 - HOISTING LIFTING HAULING
Information
Patent Application
SPECIFIC ELEVATOR ANTI-FALL BUFFER BASED ON FLEXIBLE GUIDANCE
Publication number
20150291391
Publication date
Oct 15, 2015
DONGNAN ELEVATOR CO., LTD.
Zhencai Zhu
B66 - HOISTING LIFTING HAULING
Information
Patent Application
FALL PREVENTION BRAKE BUFFERING SYSTEM FOR HIGH-SPEED MINE LIFT
Publication number
20150122592
Publication date
May 7, 2015
China University of Mining and Technology
Zhencai Zhu
B66 - HOISTING LIFTING HAULING
Information
Patent Application
MINING ELEVATOR CARRYING PLATFORM AND CARRYING METHOD
Publication number
20150096842
Publication date
Apr 9, 2015
China University of Mining and Technology
Guohua Cao
B66 - HOISTING LIFTING HAULING
Information
Patent Application
MINING ELEVATOR LAPPING PLATFORM SUITABLE FOR FLEXIBLE GUIDE RAIL A...
Publication number
20150037125
Publication date
Feb 5, 2015
China University of Mining and Technology
Zhencai Zhu
B66 - HOISTING LIFTING HAULING
Information
Patent Application
APPARATUS AND METHOD FOR AUTOMATICALLY ADJUSTING TENSION ON MINING...
Publication number
20130233654
Publication date
Sep 12, 2013
DONGNAN ELEVATOR CO., LTD.
Guohua Cao
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
MINING ELEVATOR TRACTION CABLE CONNECTING APPARATUS AND MEASURING M...
Publication number
20130056313
Publication date
Mar 7, 2013
DONGNAN ELEVATOR CO., LTD.
Guohua Cao
B66 - HOISTING LIFTING HAULING
Trademark
last 30 trademarks
Information
Trademark
79097334 - DNDT
Serial number
79097334
Registration number
4120158
Filing date
Apr 27, 2011
Dongnan Elevator Co., Ltd.
7 - Machines and machine tools