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NANTONG DART-POLLRICH FAN CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    134,122
  • Filing trend
    ⇩ 100.0%
About

NANTONG DART-POLLRICH FAN CO LTD has a total of 13 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2015. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets engines, pumps and turbines, thermal processes and chemical engineering are TIANJIN LONGQING ELECTRICAL EQUIPMENT SALES CO LTD, JIANGSU SHUANGJU FANS CO LTD and GUANGDONG SUNWILL PRECISING PLASTIC CO LTD.

Patent filings in countries

World map showing NANTONG DART-POLLRICH FAN CO LTDs patent filings in countries

Patent filings per year

Chart showing NANTONG DART-POLLRICH FAN CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Jingyin 4
#2 Li Sheng 4
#3 Zhang Shengchang 3
#4 Wang Jianning 3
#5 Guo Penghua 3
#6 Jiang Yang 2
#7 Huang Yifeng 2
#8 Hu Peng 1
#9 Ge Feng 1
#10 Li Ruifeng 1

Latest patents

Publication Filing date Title
CN106762797A A kind of drainage system for vapour compression machine
CN106837850A A kind of sealing gland for vapour compression machine
CN106678075A Connecting structure for impeller and high-speed shaft of steam compressor
CN106640771A Fast installation structure of draught fan air inlet
CN106766303A A kind of MVR evaporators for eliminating steam bubble
CN106621422A Pre-heat exchange unit for MVR (mechanical vapor recompression) evaporator
CN106195384A A kind of ventilating system high anti-seismic type explosion-wave-preventing valve
CN105508299A Single-stage high-speed front guide vane regulating mechanism of blower
CN105422505A Diffusion structure for impeller
WO2016127660A1 Centrifugal fan cast-steel volute structure having straightening ring