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WOOJIN CO LTD

Overview
  • Total Patents
    48
  • GoodIP Patent Rank
    77,087
  • Filing trend
    ⇩ 50.0%
About

WOOJIN CO LTD has a total of 48 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 1995. It filed its patents most often in Republic of Korea and China. Its main competitors in its focus markets chemical engineering, environmental technology and electrical machinery and energy are BLUE PLANET ENVIRONMENTAL INC, J F KNAUER IND ELEKTRONIK GMBH and ECO OXYGEN TECHNOLOGIES LLC.

Patent filings in countries

World map showing WOOJIN CO LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 47
#2 China 1

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Joo Yoon Sik 10
#2 Kang Mun Hu 10
#3 Jung Woo Jin 5
#4 Park Jung Soo 4
#5 Baek Byung Sun 4
#6 Kim Seung Min 3
#7 Park Jeong Uk 3
#8 Lee Hyun Jung 3
#9 Bae Young Jun 3
#10 Jeon Jae Young 3

Latest patents

Publication Filing date Title
KR102183933B1 Agitator with selfdiagnosis and recovery function
KR102162029B1 Impeller and mixing device using the same
KR102180207B1 Impeller easy to remove debris
KR102142874B1 Nozzle cleaning device for preventing chemical precipitation
KR102082256B1 Agitator having ultrasonic detection equipment
KR20210026718A A new needle set for acupuncture treatment
KR20210026708A Multipurpose needle
KR20210026716A Disposable lancet with length control function of a needle
KR20210026719A Needle assembly for traditional Oriental medicine
KR20210026714A Disposableorientalmedicineneedle
KR20200057360A Integrated sound insulator
KR20180126209A Areation tank capable of effective aeration for optimal operation
KR101782360B1 Method for installing static mixer and supporting device for static mixer
KR101774805B1 Strength improved impeller
KR20180012430A Heat And Sound Insulating Material For Construction
KR101690677B1 Lighting fixtures for pedestrian and driver's safety in cross way
KR101638849B1 Grab and Bucket Device for Sleeper replacement
KR101582811B1 Stirring seperator
KR20160083668A Self-assembly block to prevent noise
KR20150109146A A complex cutter for chamfering