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DONG LEI

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    125,033
  • Filing trend
    ⇩ 66.0%
About

DONG LEI has a total of 21 patent applications. It decreased the IP activity by 66.0%. Its first patent ever was published in 1991. It filed its patents most often in China. Its main competitors in its focus markets thermal processes, environmental technology and machine tools are DRUMMOND DUGALD, MAGALDI RICERCHE & BREVETTI and ROBERT STEPHEN WALKER.

Patent filings in countries

World map showing DONG LEIs patent filings in countries
# Country Total Patents
#1 China 21

Patent filings per year

Chart showing DONG LEIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dong Lei 19
#2 Fan Gaofeng 5
#3 Ma Huimin 4
#4 Xu Mei 3
#5 Zhang Zhaolei 3
#6 Fan Daijiao 3
#7 Xu Jing 3
#8 Ouyang Xiaorui 3
#9 Ma Zhen 1
#10 Zeng Zhaoqun 1

Latest patents

Publication Filing date Title
CN110726434A Physical ability characteristic acquisition terminal based on behavior recognition
CN110763087A Target position intelligent recognition terminal based on machine vision
CN110696121A Wood conveying device of woodworking grooving machine
CN110549438A Wood board grooving device
CN109044505A Angle guide instrument and piercing assembly
CN107120631A It is substantially reduced the oil burning boiler of nitrogen oxides generation
CN107101186A Gas fuel boiler with compound water-cooled furnace
CN107152676A Residual heat from boiler fume utilizes and reduced the air supply system of NO_x formation
CN106628040A Double-fly-wheel rolling stabilizer and realization method for rolling stabilization thereof
CN105923118A Energy storage and stabilization integrated control device of flywheels for ship
CN105927966A Reciprocating grate biomass boiler hearth
CN105831035A Novel rapid fishing sinker
CN104009605A Outer rotor switch reluctance motor with three-phase U-shaped stator teeth and driving method thereof
CN103939881A Horizontal double-wet-back cooling device for internal combustion multi-return-stroke boiler
CN103330368A Knapsack
CN103346453A USB power source switch-over socket
CN103391464A Television auto power-off control device
CN103340536A Safety-type infant bed
CN103340533A Safety bed
CN102290807B Small-sized wind power generation controller with wide voltage input range