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SHANDONG QIQUAN ENERGY TECH CO LTD

Overview
  • Total Patents
    35
  • GoodIP Patent Rank
    44,535
  • Filing trend
    ⇩ 80.0%
About

SHANDONG QIQUAN ENERGY TECH CO LTD has a total of 35 patent applications. It decreased the IP activity by 80.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, environmental technology and engines, pumps and turbines are MUEHLBOECK KURT, PAGNOZZI VINCENZO and PAGNOZZI ERNESTO GUGLIELMO.

Patent filings in countries

World map showing SHANDONG QIQUAN ENERGY TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 35

Patent filings per year

Chart showing SHANDONG QIQUAN ENERGY TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Feng Liujian 28
#2 Dong Tongxi 20
#3 Hou Zhenyun 4
#4 Zhang Guoqing 3
#5 Guo Ruizhong 3
#6 Gao Shuo 3
#7 Qu Chongshang 2
#8 Li Shuangshuang 2
#9 Yin Chuanlu 2
#10 Ran Jun 2

Latest patents

Publication Filing date Title
CN110671715A Continuous operation reciprocating type stokehole feeding device and method
CN110260612A A kind of convertible drying device
CN110260607A A kind of box-type drying device
CN109882850A A kind of grate furnace blowback system and its working method
CN109470054A A kind of heat-exchanger rig and the drying pipe support using the heat-exchanger rig
CN109594758A The hanging erection method of scaffold in a kind of combined grate boiler burner hearth
CN109099667A A kind of low-cost bio matter fuel drying unit
CN110836577A Method for accelerating outward migration of water vapor in biomass material stack
CN108240746A Material drying system and dry materials method
CN107976050A Baking oven formula drying device
CN108007119A Material drying device
CN107990683A Drying device
CN109974395A Biomass material drying means
CN107965997A Aeration drying machine
CN107965998A Aeration drying machine
CN108195179A Aeration drying machine and aeration-drying method
CN107965999A Aeration drying machine
CN109780850A Material drying device and its control method
CN109780849A Wind-distributing pipe road
CN109780834A Material drying device and its drying means