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WISDRI ENG & RES INC CO LTD

Overview
  • Total Patents
    234
  • GoodIP Patent Rank
    6,771
  • Filing trend
    ⇩ 100.0%
About

WISDRI ENG & RES INC CO LTD has a total of 234 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2006. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, machine tools and environmental technology are WISDRI ENG & RES INC LTD CO, BAOSTEEL HUANGSHI COATED AND GALVANIZED SHEET CO LTD and XICHANG STEEL VANADIUM CO LTD PANGANG GROUP.

Patent filings in countries

World map showing WISDRI ENG & RES INC CO LTDs patent filings in countries
# Country Total Patents
#1 China 234

Patent filings per year

Chart showing WISDRI ENG & RES INC CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Qin Jian 11
#2 Huang Yonghong 11
#3 Dou Gang 10
#4 Guo Jincang 10
#5 Liu Binqi 9
#6 Wang Jun 9
#7 Wu Zongying 9
#8 Gao Junfeng 9
#9 Zhu Zhi 9
#10 Chen Haiqing 8

Latest patents

Publication Filing date Title
CN106902565A Filter core fixing device for installing
CN106925657A A kind of hole punched device and method for strip rewinding subdivision unit
CN106893866A A kind of processing method of zinc-containing dust
CN106830309A Permanent moderate temperature UASB reactor
CN106678534A Closed type oil circulation system for thin oil sealing gas chamber
CN106835890A Concave herbaceous field system and construction method based on sponge city
CN106636512A Tuyere small sleeve detaching mechanism and detaching method thereof
CN106636511A Disassembling mechanism for tuyere small sleeve and disassembling method of tuyere small sleeve
CN106907985A Localization method
CN106916599A A kind of iron coke process units and method
CN106592611A Concrete protection plate, ecological slope protection system and construction method thereof
CN106755721A A kind of vertical pipette tips of repairing of oxygen rifle change device and method
CN106734265A The wet jetting piles pattern planisher strip cleaning device and its method of high-speed rolling
CN106872964A Localization method
CN106658809A Automatic pressure release control method of self baking electrode of submerged arc furnace
CN106702091A Maintenance system for reducing minimum lifting height of vacuum chamber
CN106755746A RH vacuum refining furnace vacuum chambers
CN106672676A Band steel steering and pinching device
CN106862302A The follower structure of strip turning, clamping and conveying device and its slewing rollers entrance side
CN106870041A Using the electricity generation system of torch waste heat