Learn more

ROADSTONE CO LTD

Overview
  • Total Patents
    19
About

ROADSTONE CO LTD has a total of 19 patent applications. Its first patent ever was published in 2009. It filed its patents most often in Republic of Korea and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets electrical machinery and energy, environmental technology and civil engineering are INDUSTRY CO LTD, DAE KYUNG ENTPR CO LTD and KORYO VACUUM SAFETY CO LTD.

Patent filings in countries

World map showing ROADSTONE CO LTDs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 I Gyeong Seop 8
#2 Lim Jae Seung 5
#3 Lee Sang Chul 4
#4 Lee Sang Chel 1
#5 Ro Dong Ik 1

Latest patents

Publication Filing date Title
KR20140095413A The hot grill for direct fired roast
KR20150052684A The traffic lane restriction rod
KR20120119899A Lane delineator
KR20120107445A Traffic lane delineator and manufacture method of traffic lane delineator
KR20130060773A Shock-absorbing safety road marker
KR101178229B1 Lane delineator
KR101076788B1 Cover bottle with separation cover
KR101102065B1 Cover bottle with flat top
KR20110114259A Lighting display panel for mounting on streetlight column
KR20110112521A Light-emitting device protective cover for boundary stone
KR20110099890A Road stud having solar cell
KR20110099903A Rubber cover for boundary stone and the method for construction as the same
KR20110099901A Road stud having solar cell
KR20110099899A Lighting display panel
KR20110029847A Road stud and method for construction of as the same
KR20110029849A Road stud and method for construction of as the same
KR20110017999A Anchor-type cover bottle
KR20110015289A Bolted bolt cover