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DELFAR ELEVATOR CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    143,299
  • Filing trend
    ⇩ 100.0%
About

DELFAR ELEVATOR CO LTD has a total of 12 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets packaging and shipping, electrical machinery and energy and engines, pumps and turbines are BAISHISHAN INDUSTRIAL TECH CO LTD, HANGZHOU BAOCHEN TECH CO LTD and NINGJIN HUIFENG MUFFLER CO LTD.

Patent filings in countries

World map showing DELFAR ELEVATOR CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing DELFAR ELEVATOR CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Zhenghua 12
#2 Lin Hao 12
#3 Qian Minhui 10
#4 Zhu Guowei 10
#5 Yao Wei 8
#6 Li Xiaodi 8
#7 Zhang Yaozu 8
#8 Yin Bin 8
#9 Lu Huizhong 2
#10 Zhao Qiming 2

Latest patents

Publication Filing date Title
CN112254234A A environmental protection humidification device for elevator
CN112225052A Energy-concerving and environment-protective elevator elevating system
CN107986118A A kind of intelligent elevator control system
CN108046067A A kind of apparatus for controlling elevator
CN108069322A The sightseeing elevator of adjusting transmission of light
CN108046101A A kind of villa elevator of easy access
CN108046089A Sightseeing elevator with safety rail
CN108100822A Sound insulation type villa elevator
CN108069321A A kind of villa elevator
CN108100787A A kind of safety-type sightseeing elevator
CN106429710A Safe elevator
CN106429700A Elevator