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DONGBEI POLYTECHNIC COLLEGE

Overview
  • Total Patents
    32
About

DONGBEI POLYTECHNIC COLLEGE has a total of 32 patent applications. Its first patent ever was published in 1985. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, environmental technology and surface technology and coating are INST OF METAL RES OF CHINESE ACADEMY OF SCIENCES, TS LAB ELEKTROKHIMICHESKI IZTO and INST POLITEHNIC TRAIAN VUIA.

Patent filings in countries

World map showing DONGBEI POLYTECHNIC COLLEGEs patent filings in countries
# Country Total Patents
#1 China 32

Patent filings per year

Chart showing DONGBEI POLYTECHNIC COLLEGEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bi Shiwen 2
#2 Naixiang Feng 2
#3 Dianyu Geng 1
#4 Fuxiang Gao 1
#5 Hongsheng Ma 1
#6 Cunzhi Ren 1
#7 Yunzhen Xiao 1
#8 Xu Xiuzhi 1
#9 Chuanmeng Cui 1
#10 Lian Fazeng 1

Latest patents

Publication Filing date Title
CN1075932A Continuously producing method for fibre active carbon and producing furnace
CN1080961A Process and apparatus for reducing spongy iron in coal-base shaft furnace
CN1088699A Computerized design system for beauty and hair-dressing
CN1071205A Process for preparation of rareearth ferro-silicon alloy by carbon thermal reduction to ore bearing O,C and Ce
CN1072516A Data communication interface processor for power line computer network
CN1082219A Computerized clothes trial system
CN1082957A Protective slag using tabular spar as base material for pouring in steel smelting
CN1081531A Magnetic material and mfg. method thereof
CN1065897A Combined differential hydraulic pile hammer
CN1067134A Heat-resisting R-iron-boron system permanent magnetic material and manufacture method thereof
CN1077514A Dewaxing method for oil well pipe and its equipment
CN1077308A Method with preparing ferromagnetic fluid form waste pickle
CN1073486A Slag remover for refining Al or Al alloy
CN1059985A Information display of multi-cathode ray system
CN1068481A The production method of refined soybean membrane and processing unit (plant)
CN1062008A A kind of aluminium electrolysis cell cathode carbon block and preparation method thereof
CN1052266A Composite rotary hub type straightener
CN1047240A Rolling guide oil-film damping method and structure
CN1044304A Boronated carbon products and their production
CN1043964A Method for manufacturing natural graphite cathode carbon pieces