Learn more

HUAWEI MARINE NETWORKS CO LTD

Overview
  • Total Patents
    83
  • GoodIP Patent Rank
    65,004
About

HUAWEI MARINE NETWORKS CO LTD has a total of 83 patent applications. Its first patent ever was published in 2003. It filed its patents most often in WIPO (World Intellectual Property Organization), EPO (European Patent Office) and China. Its main competitors in its focus markets telecommunications, optics and electrical machinery and energy are GOTTWALD ERICH, DORSAL NETWORKS INC and OPTICAL TECHNOLOGIES USA CORP.

Patent filings in countries

World map showing HUAWEI MARINE NETWORKS CO LTDs patent filings in countries

Patent filings per year

Chart showing HUAWEI MARINE NETWORKS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Wendou 30
#2 Ma Liping 25
#3 Xu Changwu 24
#4 Wang Guozhong 9
#5 Zhang Likun 8
#6 Wang Yan 8
#7 Devincentis David S 7
#8 Camporeale Savino S 7
#9 Young Mark K 7
#10 Cui Keqiang 7

Latest patents

Publication Filing date Title
CN112219373A Submarine cable fault judgment method and device
WO2020177101A1 Submarine network device and submarine cable system
WO2020156661A1 Bend limiter
WO2020156654A1 Insulating liner for submerged equipment applications
US2021028591A1 Submarine network device
CN111095704A Cable auxiliary equipment and submarine cable auxiliary system
CN106170933A A kind of optical repeater, and optical fiber telecommunications system
EP3076574A1 Optical add-drop multiplexer and branching unit
CN104904140A Optical branching unit for optical add drop multiplexing
WO2015070406A1 Reconfigurable optical add-drop multiplexer apparatus
CN104518828A Submarine branch unit and submarine cable terminal equipment
CN103503337A Communication apparatus and method
WO2013185338A1 Disaster recovery method, device and disaster recovery system of optical communication system
CN103416008A Repeater and loopback mode switching method
WO2012122926A1 Dispatching method, device and system for avoiding dual-terminal monitoring collision of undersea cable optical path
WO2013123665A1 Optical add-drop multiplexer branch unit and control method thereof
WO2013075328A1 Underwater device management method and line monitoring device for submarine cable system
WO2013007017A1 Branching unit, method for switching power supply route, and optical transmission system
CN102801464A Method, conveying device and system for detecting submarine optical cable line
CN102761364A Method and device for detecting optical time domain detection signal