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YANCHENG LEIJI ENVIRONMENTAL PROTECTION TECH CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    145,105
  • Filing trend
    ⇩ 100.0%
About

YANCHENG LEIJI ENVIRONMENTAL PROTECTION TECH CO LTD has a total of 12 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets measurement, electrical machinery and energy and environmental technology are NISSIN ELECTRIC WUXI CO LTD, SUZHOU ELECTRICAL APPLIANCE SCIENCE RES INSTITUTE CO LTD and SCM KK.

Patent filings in countries

World map showing YANCHENG LEIJI ENVIRONMENTAL PROTECTION TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing YANCHENG LEIJI ENVIRONMENTAL PROTECTION TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wei Aijing 12

Latest patents

Publication Filing date Title
CN110808161A Novel winding device for power transformer
CN110808144A Movable combined isolation transformer device
CN110828114A Overheat protection type electronic power transformer
CN110824308A High-voltage-resistant alternating-current variable-frequency series resonance test device
CN110850121A High-voltage variable-frequency resonance test device of boosting and pressure measuring common-tower structure
CN110815871A Special production facility of glass fiber drawing rod
CN110824406A Ferromagnetic resonance test device for capacitive voltage transformer
CN110824319A Portable magnetic power frequency resonance test transformer
CN110757421A Quality inspection workbench for high-voltage test transformer
CN110749509A Glass fiber drawing rod hot compressive strength testing device
CN109698551A A kind of Intelligent load management system for transformer
CN109698550A A kind of power transformer intelligent online state estimating system