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BEIJING SCIENCE & ENG

Overview
  • Total Patents
    44
About

BEIJING SCIENCE & ENG has a total of 44 patent applications. Its first patent ever was published in 1988. It filed its patents most often in China. Its main competitors in its focus markets environmental technology and mechanical elements are ESCUELA POLITECNICA NAC, DONGFANG STEAM TURBINE CO LTD and PERM ZD IM S M KIROVA.

Patent filings in countries

World map showing BEIJING SCIENCE & ENGs patent filings in countries
# Country Total Patents
#1 China 44

Patent filings per year

Chart showing BEIJING SCIENCE & ENGs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Zhu Hesun 3
#2 Xin Jianguo 3
#3 Liu Wanchun 2
#4 Jia Yunde 2
#5 Tan Huimin 2
#6 Deng Yulin Dai 2
#7 Huang Qiang 1
#8 Sun Zhijie 1
#9 Liu Shuyan 1
#10 Al Liu Botao Et 1

Latest patents

Publication Filing date Title
CN101073836A Method for designing special lathe tool for high-speed cutting enhancing process
CN101029968A Optical perspective helmet display device of addressing light-ray shielding mechanism
CN101030663A Method for recovering and regenerating refused battery critical material
CN101028310A Production and use for ragged torreya total flavonoid
CN1897370A 2 mu m bonded monoblock and non-planar longitudinal-mode laser
CN1897396A Multiple separated charger for discriminating battery polar automatically
CN1818418A Electric coupling assembly of double-row planet gear apparatus of mixed dynamic vehicle
CN1947929A Surface formation strengthening and control technique based on cutting heat driving
CN1746113A Reactor technology for growing zinc oxide with nanometer structure by burning-oxidizing method
CN1739583A Prepn process and application of Chinese medicine prepn containing Chinese torreya nut
CN1854112A High temperature-resisting detonating fuse technology at 180 degrees C and for 48 hours
CN1847776A Heat resisting and pressure resisting safe electric detonator for oil well
CN1644328A Small crawler leg composite movable robot mechanism
CN1614378A Infinite and finite conjugate photoelectric analyzer
CN1614008A Recombinant corynebacterium glutamicum, construction and use thereof
CN1439652A Preparation and synthesis of trihydroxybutyl cellulose ether
CN1417875A Acive material for cell electrode and electrode plate surface modifying techuology
CN1417990A Opened communication method for electric vehicle
CN1490208A Rolling bearing fault testing method and apparatus for wagon
CN1472237A Nanometer composite technology for functional covering film for environmental control greenhouse