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ENRIC LANGFANG ENERGY EQUIPMENT INTEGRATION CO LTD

Overview
  • Total Patents
    25
  • GoodIP Patent Rank
    131,166
  • Filing trend
    ⇩ 100.0%
About

ENRIC LANGFANG ENERGY EQUIPMENT INTEGRATION CO LTD has a total of 25 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2008. It filed its patents most often in China, Colombia and Peru. Its main competitors in its focus markets mechanical elements are KOKAN DRUM KK, TAKARA KEIKI SEISAKUSHO KK and MAKITA YOSHIO.

Patent filings in countries

World map showing ENRIC LANGFANG ENERGY EQUIPMENT INTEGRATION CO LTDs patent filings in countries
# Country Total Patents
#1 China 19
#2 Colombia 2
#3 Peru 2
#4 WIPO (World Intellectual Property Organization) 2

Patent filings per year

Chart showing ENRIC LANGFANG ENERGY EQUIPMENT INTEGRATION CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Mechanical elements

Focus technologies

# Technology
#1 Compressed gas holders
#2 Pipe-line systems

Top inventors

# Name Total Patents
#1 Li Huaien 13
#2 Guo Xiuping 12
#3 Gu Jianhui 10
#4 Wang Deyin 10
#5 Chen Fuyang 8
#6 Zhang Pengna 7
#7 Zhang Limin 5
#8 Jin Jing 5
#9 Sun Lin 4
#10 Liu Peng 4

Latest patents

Publication Filing date Title
CN110220118A Liquefy compressed natural gas high-pressure plunger pump pipeline system
CN110081305A LNG air feed equipment
CN110131580A The oil return system of hydraulic natural gas automobile secondary gas filling station
CN109899271A Hydraulic gas compressor gas handling system, air entraining substation and unload gas method
CN109630878A The precooling treatment method, apparatus and LNG dispenser of LNG dispenser
CN109630870A Abnormal pre-cooling recognition methods, device and the LNG dispenser of LNG dispenser
CN109630886A Pressure piping and CNG gas station
CN108870070A The BOG recoverying and utilizing method and system of LNG gasification station storage tank
CN108571653A Gas system is unloaded in hydraulic natural gas automobile secondary gas filling station and its oil return
CN107304972A Natural gas hydraulic substation and its unload gas system
CN105318190A Boil off gas (BOG) liquefaction recovery system and method
CN105298824A Liquefied natural gas (LNG) immersed pump system
CN105318180A LNG liquid adding system
CN104747904A Hydraulic type compressed natural gas secondary filling station and control method thereof
CN104421610A Compressed natural gas filling method and filling system
CN104279422A Compressed natural gas transport ship as well as gas discharging systems and gas discharging control method of compressed natural gas transport ship
CN103185200A Gas conveying system and gas conveying method
CN101839391A Hydraulic compressed natural gas filling device and gas filling control method
CN101608733A Gas source unit, gas charging system with gas source unit and gas charging control method