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SHANGHAI YONGJI ELECTRICAL HOLDING CO LTD

Overview
  • Total Patents
    25
  • GoodIP Patent Rank
    96,609
  • Filing trend
    ⇧ 200.0%
About

SHANGHAI YONGJI ELECTRICAL HOLDING CO LTD has a total of 25 patent applications. It increased the IP activity by 200.0%. Its first patent ever was published in 2008. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets electrical machinery and energy, audio-visual technology and environmental technology are NANJING SART AND TECHNOLOGY DEV CO LTD, OEIENT ELECTRIC CO LTD and ELRAD INT D O O.

Patent filings in countries

World map showing SHANGHAI YONGJI ELECTRICAL HOLDING CO LTDs patent filings in countries

Patent filings per year

Chart showing SHANGHAI YONGJI ELECTRICAL HOLDING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hu Jinli 11
#2 Deng Yingchang 10
#3 Zhang Xiaomin 7
#4 Cheng Guoxing 6
#5 Huang Xieyun 6
#6 Zhang Minhai 6
#7 Yu Jinrong 5
#8 Gao Jian 5
#9 Zhang Shurui 5
#10 Xu Bo 4

Latest patents

Publication Filing date Title
CN112242275A Resetting device of electromagnetic release
CN112242274A Operating device of surge backup protector
CN110349820A Surge back-up protection device
CN112151340A Switching-on and switching-off mechanism of circuit breaker
CN112151325A Operating mechanism of surge protector backup protector
CN111725888A Relay control device and operation method thereof
CN109787209A A kind of surge protector
CN109586265A With the surge protector for removing foreign matter function
CN111181179A Comprehensive treatment device for adjusting three-phase current balance, harmonic treatment and reactive compensation
CN109192631A Arc extinguishing system of circuit breaker and breaker
CN109243932A A kind of breaker operator system
CN109243925A A kind of relay and its contact apparatus
CN107946148A Double breaking points small type circuit breaker operating mechanism
CN106997830A A kind of miniature circuit breaker for being easy to automated production
CN106057600A Reclosing apparatus of circuit breaker
CN105241652A Rotating shaft fatigue test device of molded case breaker
CN104576246A Moving contact assembly of miniature circuit breaker and manufacturing method thereof
CN103632897A Operating mechanism of miniature circuit breaker
WO2011063759A1 Indicting mechanism for surge protector
CN102082046A Multifunctional circuit breaker accessory