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YUHAN CO LTD

Overview
  • Total Patents
    125
  • GoodIP Patent Rank
    208,692
About

YUHAN CO LTD has a total of 125 patent applications. Its first patent ever was published in 1990. It filed its patents most often in Republic of Korea, China and Mexico. Its main competitors in its focus markets pharmaceuticals, organic fine chemistry and biotechnology are HAN MI PHARM IND CO LTD, X4 PHARMACEUTICALS INC and SHIH CHUAN.

Patent filings in countries

World map showing YUHAN CO LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 123
#2 China 1
#3 Mexico 1

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Kang Heui Il 21
#2 Park Young Joon 15
#3 Kim Jae Gyu 14
#4 Ahn Byung Nak 12
#5 Lee Bong Yong 12
#6 Lee Jong Uk 11
#7 Yoon Young Ae 9
#8 Yoon Suk Won 9
#9 Lee Byung Kyu 8
#10 Hong Yu-Hwa 8

Latest patents

Publication Filing date Title
KR102119799B1 SMART STROLLER SYSTEM USING IoT
KR101458869B1 Downward wood burning boiler and Wood Burning Generator by Using Thereof
KR101458871B1 Downward Wood Burning Boiler Improved Heat ExchangeAbility and Wood Burning Generator by Using Thereof
KR20100133647A A compressor protecting device for the heatpump
MX2008010720A Water valve.
KR20080025004A Oxaliplatin-containing parenteral solution
KR100761938B1 Pharmaceutical composition for preventing or treating impotence induced hyperlipidemia and/or hypertension
KR100774925B1 Nano-particles for targeting and processes for the preparation thereof
KR20080025781A Heteroarylalkoxy-phenyl derivatives, processes for the preparation thereof, and compositions comprising the same
KR100809903B1 Stabilized clopidogrel-containing particles, processes for preparing the same, and pharmaceutical compositions comprising the same
KR100758592B1 Film coating compositions
KR20080001772A Sustained release formulations containing metformin or its salt and processes for preparing the same
KR20070045799A Granules containing pranlukast and processes for the preparation thereof
KR20070045798A Spray-dried granules and processes for the preparation thereof
KR20070045403A 2-phenylpyrimidine derivatives and processes for the preparation thereof
KR20070045402A Tetrahydropyridine derivatives and processes for the preparation thereof
KR20070036930A Spray-dried granules containing pranlukast and processes for the preparation thereof
KR20070015266A Processes for preparing a diclazuril-containing pharmaceutical composition
KR20070008787A A pharmaceutical composition containing sibutramine
KR20070000526A A composition for treating a cancer comprising pyrrolopyridine derivatives