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NORTHEAST ELECTRIC POWER CONTROL CO LTD

Overview
  • Total Patents
    29
  • GoodIP Patent Rank
    89,004
  • Filing trend
    ⇩ 100.0%
About

NORTHEAST ELECTRIC POWER CONTROL CO LTD has a total of 29 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2005. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, environmental technology and control are EMERSON PROCESS MANAGEMENT VALVE AUTOMATION INC, FESTO AG & CO KG and NORBRO PNEUMATICS LTD.

Patent filings in countries

World map showing NORTHEAST ELECTRIC POWER CONTROL CO LTDs patent filings in countries
# Country Total Patents
#1 China 29

Patent filings per year

Chart showing NORTHEAST ELECTRIC POWER CONTROL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Baojun 24
#2 Zheng Xueming 21
#3 Liu Guanhua 13
#4 Lei Li 12
#5 Wang Xuedong 6
#6 Baojun Liu 5
#7 Xueming Zheng 5
#8 Han Fang 4
#9 Dong Lianjie 4
#10 Guanhua Liu 4

Latest patents

Publication Filing date Title
CN107701544A Electrohydraulic actuator oiling gas extraction system
CN107477042A A kind of integrated-type rotary oil cylinder
CN106838322A Vertical Mill load cylinder piston rod packing mechanism
CN105650051A Lever feedback type electro-hydraulic servo mechanism
CN105422971A Integrated electric-hydraulic adjustment device
CN105402201A Integrated electro hydraulic control switch
CN105402200A Integrated electro hydraulic control device
CN105041390A Integrated electric-hydraulic actuator type valve adjusting system for steam turbine
CN104963740A Valve adjusting system of triangular support steam distribution of turbine with 1 MW or below
CN104808520A Programming method for carrying out online man-machine interface recombination
CN104660215A Digital filtering method with low resource consumption
CN104808611A Industrial control system programming method
CN104405711A Overload electrohydraulic executing mechanism drive valve system with compensation function
CN104389847A Rotary oil cylinder capable of preventing travel regulation rod from falling
CN104329318A Rotary oil cylinder capable of preventing loosening of piston and rack
CN104373382A Axial flow compressor stationary blade adjusting system
CN103953612A Dust cover for piston rod of oil cylinder in hydraulic loading system of vertical mill
CN103953618A Interception device for discards in oil pipeline of hydraulic loading system of vertical mill
CN103953609A Variable-diameter oil cylinder in hydraulic loading system of vertical mill
CN103629194A Mechanical quick-operation type integrated electro-hydraulic actuator