JO HANG WOONG has a total of 11 patent applications. Its first patent ever was published in 2001. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets civil engineering, consumer goods and computer technology are GUANGDONG HYDROPOWER PLANNING & DESIGN INST, CHINA WATER RESOURCES BEIFANG INVESTIGATION DESIGN & RES CO LTD and COLCRETE BAU GMBH CO KG.
# | Country | Total Patents | |
---|---|---|---|
#1 | Republic of Korea | 11 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Consumer goods | |
#3 | Computer technology | |
#4 | Materials and metallurgy | |
#5 | Chemical engineering | |
#6 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Hydraulic engineering | |
#2 | Foundations and excavations | |
#3 | Building materials | |
#4 | Buttons, pins and buckles | |
#5 | Electric digital data processing | |
#6 | Travel equipment | |
#7 | Cleaning | |
#8 | Pipes |
# | Name | Total Patents |
---|---|---|
#1 | Jo Hang Woong | 11 |
Publication | Filing date | Title |
---|---|---|
KR100931866B1 | A tension control type waterway duct | |
KR20090124567A | A waterway duct | |
KR100874344B1 | A waterway duct | |
KR20090057509A | A key ring in the pocket | |
KR20090019096A | Foldable notebook keyboard | |
KR20050070229A | Protection of corrosion open channel | |
KR20050057843A | Universal waterline | |
KR20030011052A | Scour-resistant plum tube | |
KR20020057909A | Plastic fume pipe using waste vinyl | |
KR20010069893A | Plastic water and sewage connector | |
KR20010078910A | Sand mixed plastic concrete |