Learn more

LI NA

Overview
  • Total Patents
    293
  • GoodIP Patent Rank
    5,486
  • Filing trend
    ⇧ 76.0%
About

LI NA has a total of 293 patent applications. It increased the IP activity by 76.0%. Its first patent ever was published in 1998. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets biotechnology, environmental technology and pharmaceuticals are SICHUAN QINGHE TECH CO LTD, LIDIC INC and CHANGSHA FENGZHENG FUTURE ENVIRONMENTAL PROTECTION TECH CO LTD.

Patent filings in countries

World map showing LI NAs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Li Na 287
#2 Chen Liyuan 3
#3 Liu Yan 3
#4 Wang Fang 3
#5 Yin Xiling 3
#6 Han Jingqi 3
#7 Wang Lixiu 3
#8 Sui Guangli 3
#9 Yu Yingying 3
#10 Zhu Wei 2

Latest patents

Publication Filing date Title
CN112089193A Telescopic deformable desk
CN112168164A Clinical diagnostic device of using of school doctor's internal medicine of being convenient for
CN112117222A Wafer etching carrier equipment
CN112027007A Offshore floating dock device with seabed sunken ship grabbing and towing functions
CN112008105A Metal cutting machine tool for removing scrap iron during cutting
CN112136444A Farming uses automatic quantitative fertilizer distributor
CN112205127A Integrated fertilization system for agricultural planting
CN111911579A Oil pressure damping piston valve system, computer equipment and readable storage medium
CN111951251A High-efficient sterilization drying system of herbal pieces-
CN111870815A Strutting arrangement is used in surgical nursing
CN111687954A Energy-concerving and environment-protective type's that facilitates use cutting dust collector for fitment
CN111701754A Stair post paint spraying apparatus based on intelligence is made
CN111619448A Blind area visualization system and method for large vehicle
CN111681336A Traffic accident traceability system
CN111494892A Lower limb function exercise instrument for bedridden patient
CN111358579A Adjustable mouth gag
CN111479185A Automatic adsorption mechanism driving system for protecting eardrum
CN111776365A Box body integrated automatic packaging platform and method
CN111182451A Fire rescue system and method based on Bluetooth indoor positioning
CN111028588A System for studying and communicating minority languages by using Internet