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LEE SANG GAK

Overview
  • Total Patents
    28
  • GoodIP Patent Rank
    204,157
About

LEE SANG GAK has a total of 28 patent applications. Its first patent ever was published in 2003. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets civil engineering, environmental technology and semiconductors are CHONG WON CASTIRON CO LTD, RAATJES EGBERTUS SIJBOLT and WREKIN HOLDINGS LTD.

Patent filings in countries

World map showing LEE SANG GAKs patent filings in countries
# Country Total Patents
#1 Republic of Korea 28

Patent filings per year

Chart showing LEE SANG GAKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lee Sang Gak 28
#2 Yoon Jae Hong 1
#3 Yun Jeong Yong 1
#4 Ji Soon Yong 1

Latest patents

Publication Filing date Title
KR20190123978A A Fixture for an implants with shape of tooth root
KR101860905B1 Dental forceps
KR101846927B1 Device for Correcting Golf Swing Posture
KR101422115B1 A Discharge Iron
KR101371030B1 Manhole inner cover
KR101318322B1 Manhole cover locking apparatus for manhole
KR101324994B1 Manhole cover locking apparatus for manhole
KR101238164B1 Manhole cover locking apparatus for manhole
KR101214504B1 Manhole cover locking apparatus for manhole
KR101134112B1 Manhole cover locking apparatus for manhole
KR101013190B1 Manhole for bad smell cutoff
KR101006085B1 Soundproof block having waste a tire
KR100987500B1 Double menhole cover for water pressure adjustment
KR100711584B1 Sealing equipment provided inside a manhole
KR100669893B1 Buffer pillar for safety guard fence
KR100735007B1 Manhole having a locking apparatus
KR100749508B1 Sunlight reflective equipment applied to a solar-heat development system
KR100757956B1 Sunlight reflective equipment applied to a solar-heat development system
KR100749504B1 Sunlight reflective equipment applied to a solar-heat development system
KR20070102326A Sunlight reflective equipment applied to a solar-heat development system