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LI JINGHAI

Overview
  • Total Patents
    34
  • GoodIP Patent Rank
    141,039
  • Filing trend
    ⇩ 100.0%
About

LI JINGHAI has a total of 34 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2000. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets digital networks, civil engineering and telecommunications are YU XIAOYONG, LU XIAOLIN and LI GUANGJIE.

Patent filings in countries

World map showing LI JINGHAIs patent filings in countries

Patent filings per year

Chart showing LI JINGHAIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Jinghai 34
#2 Sun Yu 6
#3 Zhou Qingwu 2
#4 Wang Zheyi 2
#5 Xia Changjiang 2
#6 Li Jingtian 2
#7 Ding Wanjun 2
#8 Li Luanxuan 2
#9 Chen Shijie 1
#10 Wu Yucheng 1

Latest patents

Publication Filing date Title
CN110905093A Automatic fire prevention plugging device of building through-penetration hole modularization
WO2019206315A1 System comprising tee and electronic signature system thereof
CN109779057A A kind of ditrysian type automatic fire prevention plugging device for building hole
CN109779058A A kind of monotrysian type automatic fire prevention plugging device for building hole
CN107041917A Treat Chinese medicine composition of caput femoris necrosis and preparation method thereof
CN106400995A Fire protection plugging device
WO2017067488A1 Cell phone digital certificate subsystem component and cell phone system thereof
WO2017067490A1 Digital certificate subsystem
CN106351347A Fireproof plugging device
WO2016165662A1 Mobile phone quasi-digital certificate subsystem, and system and method thereof
CN106612365A A handset digital certificate subsystem, a system thereof and a method thereof
CN104349234A Head nerve conduction full-frequency 360-degree hearing-aid music machine
CN104105033A Acoustic apparatus capable of sound listening by use of scalp
CN103183297A Mobile rescue elevator and rescue vehicle
WO2014127507A1 Movable wide-angle type rescue elevator and rescue car
CN103172001A Movable wide-angle type rescue elevator and rescue car
CN102861385A Descent control device
CN102642754A Rescue vehicle and rescue ladder thereof
CN101009006A Method for auto-retrieval payment by bankcard
CN1783142A Automatic searching and paying method for bank card