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BEIJNG NAURA VACUUM TECH CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    141,101
  • Filing trend
    ⇩ 100.0%
About

BEIJNG NAURA VACUUM TECH CO LTD has a total of 12 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, semiconductors and measurement are SANDVIK THERMAL PROCESS INC, TILE S and ATOMEL CORP.

Patent filings in countries

World map showing BEIJNG NAURA VACUUM TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing BEIJNG NAURA VACUUM TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xu Jundong 5
#2 Wang Qingchun 2
#3 Chen Hui 1
#4 Chen Shibin 1
#5 Wang Wei 1
#6 Huang Ming 1
#7 Qiu Tian 1
#8 Meng Lihong 1

Latest patents

Publication Filing date Title
CN111850678A Auxiliary furnace chamber lifting and rotating device for single crystal furnace
CN111986954A Full-automatic sealing clamp exhaust table
CN111750679A Continuous cooling control method for resistance furnace
CN111609941A Adjusting device for infrared thermometer, infrared temperature measuring system and working method
CN111254419A Equipment for deposition coating and system and method for controlling coating thickness
CN111200039A Monocrystalline silicon cell and preparation method thereof
CN111041551A Czochralski silicon single crystal furnace
CN111081797A Processing method of monocrystalline silicon wafer, monocrystalline silicon wafer and solar cell
CN111105995A Cleaning and texturing method of monocrystalline silicon wafer
CN110750073A Control device, system and method for feeding valve of single crystal furnace
CN107906948A A kind of horizontal-type high temperature hydrogen resistance furnace
CN110019297A A kind of historical data output processing method and device