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SHANDONG DACHI ELECTRIC CO LTD

Overview
  • Total Patents
    68
  • GoodIP Patent Rank
    41,636
  • Filing trend
    ⇩ 70.0%
About

SHANDONG DACHI ELECTRIC CO LTD has a total of 68 patent applications. It decreased the IP activity by 70.0%. Its first patent ever was published in 2005. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, measurement and packaging and shipping are ZHEJIANG PIONEER ELECTRIC CO LTD, HAINING LIANFENG DONGJIN ELECTRONICS CO LTD and WUXI XIEN ELECTRIC CO LTD.

Patent filings in countries

World map showing SHANDONG DACHI ELECTRIC CO LTDs patent filings in countries
# Country Total Patents
#1 China 68

Patent filings per year

Chart showing SHANDONG DACHI ELECTRIC CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dong Jingyi 21
#2 Fengjun Bai 13
#3 Ma Liming 8
#4 Bai Fengjun 7
#5 Du Chaohui 6
#6 Wang Jiangtao 5
#7 Huang Qifeng 5
#8 Liang Fengshan 5
#9 Wei Mingyue 5
#10 Zhang Yanmin 4

Latest patents

Publication Filing date Title
CN109273221A A kind of magnet shielding structure of transformer
CN109346321A A kind of production method of transformer coil insulated cushion block
CN109285671A A kind of transformer iron-core structure and manufacturing method
CN107716459A Electrical apparatus insulation part cleaning treatment system and method
CN107610909A The high-pressure side winding wiring structure of Double-voltage transformer
CN107680783A Single-phase self-coupling railway traction transformer machine body structure
CN107680780A A kind of loop construction of transformer
CN107680785A Control the unbalanced lead arrangement of D.C. resistance
CN107673133A The crimped paper that insulate cuts out section machine
CN107610928A A kind of amorphous transformer core enclosuring structure and its processing method
CN107658120A Viscous drawstring winding mechanism
CN107895639A Multi-layer cylindrical coil and its preparation technology
CN107680792A Transformer stay curtain processing tool and processing method
CN105977070A Non-excitation tapping switch for grounding transformer
CN106205975A A kind of transformator balanced coil structure
CN105976996A Pull plate for transformer
CN105976991A On-load voltage regulating transformer tank structure
CN105977006A Transformer body positioning device
CN105938756A Voltage-regulating winding structure of transformer
CN106124923A A kind of three-phase transformer turn-to-turn fault detection circuit and detection method