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SHANDONG CRRC HUATENG ENV CO LTD

Overview
  • Total Patents
    39
  • GoodIP Patent Rank
    39,761
  • Filing trend
    ⇧ 12.0%
About

SHANDONG CRRC HUATENG ENV CO LTD has a total of 39 patent applications. It increased the IP activity by 12.0%. Its first patent ever was published in 2014. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering, environmental technology and transport are WOONG JIN COWAY DEV CO LTD, EVAC GMBH and SHANDONG HUATENG ENVIRONMENTAL PROT AUTOMATION CO.

Patent filings in countries

World map showing SHANDONG CRRC HUATENG ENV CO LTDs patent filings in countries

Patent filings per year

Chart showing SHANDONG CRRC HUATENG ENV CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lu Zhichao 12
#2 Yan Jinkan 12
#3 Liu Xiaolong 11
#4 Li Peng 10
#5 Liu Houwen 10
#6 Lyu Heting 9
#7 Wang Tiancong 9
#8 Xing Zhe 9
#9 Liu Xinyu 8
#10 Jiang Jun 8

Latest patents

Publication Filing date Title
CN112255565A Heating control and fault monitoring system and method for toilet cleaning and flushing
CN112071688A Double-acting flushing button switch, excrement collecting system and method
CN112161668A Water tank liquid level detection system, water tank system, method and application
CN112161071A Electric slide valve and train excrement collecting system comprising same
CN111576569A Flushing button and vacuum closestool
CN111576573A Household toilet system and working method
CN110618652A Outdoor vacuum drainage system, control system and control method
CN110762266A Gas circuit delay valve and full-pneumatic excrement collecting device and method
CN110701063A Efficient crushing type vacuum sewage pump and sanitary excrement collecting system
CN110763499A Vacuum toilet fault detection device and method
CN110759499A Train grey water treatment system and treatment method
CN110742541A Waterless toilet device
CN110749363A Electrode liquid level detection device driven by floating ball and application thereof
CN110759500A Kitchen waste vacuum treatment system and working method
CN110712660A Vacuum excrement collecting system for passenger train, passenger train and method
CN110715703A Digital-to-analog conversion control device and method for liquid level display of train water tank
CN110748663A Vacuum transfer type excrement collection anti-reverse-spraying control valve, excrement collection system and anti-reverse-spraying method
CN109098232A A kind of automatic air intaking valve for low-pressure drainage system
CN109050559A A kind of train toilet waste collector flushing of pipeline device and method
CN108758039A A kind of vacuum drain valve and toilet feces collecting system of unilateral side row pressure