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Patents Grants
last 30 patents
Information
Patent Grant
Loading test test-and-control system and method of vehicle lifter l...
Patent number
10,345,197
Issue date
Jul 9, 2019
CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
Hui Ding
G01 - MEASURING TESTING
Information
Patent Grant
Self-adjusting supporting head
Patent number
9,540,221
Issue date
Jan 10, 2017
CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
Minghai Wang
B61 - RAILWAYS
Information
Patent Grant
Segmented inverting cover plate apparatus for underfloor vehicle li...
Patent number
9,527,708
Issue date
Dec 27, 2016
CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
Hui Ding
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Transverse adjustment mechanism for bilateral half-spring type load...
Patent number
9,016,209
Issue date
Apr 28, 2015
Qingdao Sifang Rolling Stock Research Institute Co., Ltd.
Hui Ding
B66 - HOISTING LIFTING HAULING
Patents Applications
last 30 patents
Information
Patent Application
LOADING TEST TEST-AND-CONTROL SYSTEM AND METHOD OF VEHICLE LIFTER L...
Publication number
20180292297
Publication date
Oct 11, 2018
CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
HUI DING
G01 - MEASURING TESTING
Information
Patent Application
MOVABLE LOADING MACHINE WITH A TWIN TELESCOPIC BOOM STRUCTURE
Publication number
20180201454
Publication date
Jul 19, 2018
QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
XIAODONG XING
B61 - RAILWAYS
Information
Patent Application
SELF-ADJUSTING SUPPORTING HEAD
Publication number
20160280521
Publication date
Sep 29, 2016
CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
MINGHAI WANG
B61 - RAILWAYS
Information
Patent Application
MOVABLE LOADING MACHINE WITH A TWIN TELESCOPIC BOOM STRUCTURE
Publication number
20160152423
Publication date
Jun 2, 2016
QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
XIAODONG XING
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
SEGMENTED INVERTING COVER PLATE APPARATUS FOR UNDERFLOOR VEHICLE LI...
Publication number
20160060939
Publication date
Mar 3, 2016
QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
HUI DING
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
SEGMENTED INVERTING COVER PLATE APPARATUS FOR UNDERFLOOR VEHICLE LI...
Publication number
20150128500
Publication date
May 14, 2015
QINGDAO SIGFANG ROLLING STOCK RESEACH INSTITUTE CO., LTD
Hui Ding
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
TRANSVERSE ADJUSTMENT MECHANISM FOR BILATERAL HALF-SPRING TYPE LOAD...
Publication number
20130255412
Publication date
Oct 3, 2013
HUI DING
B61 - RAILWAYS