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SK LUBRICANTS CO LTD

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    224,230
About

SK LUBRICANTS CO LTD has a total of 23 patent applications. Its first patent ever was published in 2007. It filed its patents most often in Republic of Korea, China and United Kingdom. Its main competitors in its focus markets basic materials chemistry, micro-structure and nano-technology and macromolecular chemistry and polymers are RICHFIELD OIL COMPANY, ELOMARI SALEH and US CHEVRON U S A INC.

Patent filings in countries

World map showing SK LUBRICANTS CO LTDs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Park Sam Ryong 11
#2 Kim Chang Kuk 10
#3 Shin Jee Sun 10
#4 Kim Gyung Rok 10
#5 Lee Ju Hyun 8
#6 Hwang Yoon Mang 8
#7 Lee Seung Woo 6
#8 Song Seong Han 6
#9 Lee Byoung In 6
#10 Kim Do Woan 6

Latest patents

Publication Filing date Title
KR20120040485A Lubricating oil for fuel efficiency
KR20110108081A Lubricating oil for reduced friction by the use of nano porous materials
KR20100081799A Preparing method of magnetic composite particles using polyvinyl butyral and carbonyl iron and magnetorheological fluid comprising the same
KR20100046539A Hydraulic oil composition having longer drain interval for construction equipment
KR20100037747A Hydraulic oil composition for preventing from cylinder noise and cylinder rod discoloration for construction equipment
KR20100037748A Hdraulic fluid composition having high viscosity index with improved thermal-oxidative stability
KR20100037746A Lubricating oil composition for shock absorber
KR20100037749A Hydraulic oil composition having longer drain interval for construction equipment
KR20090131072A Process for manufacturing high quality naphthenic base oils