DAE KWANG CAST LRON CO LTD has a total of 11 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, materials and metallurgy and mechanical elements are SHANDONG JIANKAN GROUP CO LTD, J F KARSTEN BEHEER B V and ZHANG JIHONG.
# | Country | Total Patents | |
---|---|---|---|
#1 | Republic of Korea | 11 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Materials and metallurgy | |
#3 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Foundations and excavations | |
#2 | Locks | |
#3 | Indexing scheme relating to hinges | |
#4 | Metal tempering | |
#5 | Pipes | |
#6 | Alloys |
# | Name | Total Patents |
---|---|---|
#1 | Choi Jae Suk | 5 |
#2 | Choi Jae Soek | 2 |
#3 | Lee Young Ho | 1 |
#4 | Choi Jae Suck | 1 |
#5 | Lee Sang Geun | 1 |
#6 | Yun Ki Tae | 1 |
#7 | Choi Jae Min | 1 |
#8 | Ko Jae Shin | 1 |
#9 | Choi Jae Seok | 1 |
Publication | Filing date | Title |
---|---|---|
KR102200893B1 | The eccentric type branching device | |
KR102084709B1 | Manhole cover with elastic locking device | |
KR20200074472A | Manufacturing method of austempered ductile cast iron with improved workability | |
KR101969327B1 | Manhole Cover | |
KR101550242B1 | manhole covers | |
KR101550243B1 | manhole covers | |
KR101562356B1 | Menhol cover locking apparatuas | |
KR20120041624A | Manhole | |
KR20090044230A | Locking apparatus for manhole cover | |
KR100796622B1 | Prevention apparatus from disconnecting of manhole cover | |
KR20040108006A | Apparatus for assembling and secession prevention of manhole |