Learn more

NINGBO STF HYDRAULIC TRANS CO LTD

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    103,662
  • Filing trend
    ⇩ 66.0%
About

NINGBO STF HYDRAULIC TRANS CO LTD has a total of 16 patent applications. It decreased the IP activity by 66.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, engines, pumps and turbines and machine tools are NANJING SABO IND DESIGN RES INST CO LTD, MACTAGGART SCOTT & COMPANY LTD and PARKER HANNIFIN AKTIEBOLAG.

Patent filings in countries

World map showing NINGBO STF HYDRAULIC TRANS CO LTDs patent filings in countries
# Country Total Patents
#1 China 16

Patent filings per year

Chart showing NINGBO STF HYDRAULIC TRANS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Hongjuan 14
#2 Li Chengzhi 12
#3 Zhao Chongbi 11
#4 Pan Xiang 10
#5 Shi Wenguang 9
#6 Jiang Tingjie 8
#7 Li Ning 8
#8 Dong Yiting 6
#9 Hu Pinrong 6
#10 Gao Jin 3

Latest patents

Publication Filing date Title
CN111664051A Inner curve hydraulic motor
CN111022479A Low-fault crankshaft assembly and assembling method
CN110948219A Assembling device for roller force transmission type eccentric crankshaft
CN110848192A Manual reversing valve with middle position resetting function
CN109611401A A kind of overload oil compensating valve
CN109488650A A kind of hydraulic motor with inner curved piston shell flushing valve
CN107553259A A kind of lapping device that can realize motor oil distribution casing automatic grinding function
CN107387486A A kind of integrated hydraulic control cylinder
CN107378549A A kind of throw of inside and outside spline spindle
CN107387306A A kind of new no connecting rod seven-star hydraulic motor
CN107364071A A kind of shut-off nozzles of injection machine
CN107336406A A kind of radial direction cut-off equipment for injection molding machine nozzle
CN106593758A Glue-injecting plunger structure for hydraulic motor
CN106593984A Hydraulic integrated valve group with automatic double speed belt load balance
CN107061137A A kind of hydraulic motor with inner curved piston through hole device
CN107044380A A kind of medium-sized hydraulic motor of low failure