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BONG HWA ENGINEERING & CONSTRU

Overview
  • Total Patents
    18
About

BONG HWA ENGINEERING & CONSTRU has a total of 18 patent applications. Its first patent ever was published in 1999. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets machines, mechanical elements and civil engineering are SCHEIFF GMBH, INNOTIA EESTI OUE and ADACHI CONSTRUCTION INDUSTRY CO LTD.

Patent filings in countries

World map showing BONG HWA ENGINEERING & CONSTRUs patent filings in countries
# Country Total Patents
#1 Republic of Korea 18

Patent filings per year

Chart showing BONG HWA ENGINEERING & CONSTRUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cho Sung Hyun 16
#2 Un Gil Kwan 9
#3 Un Sun Hyun 7
#4 Kim Hyun Nyeo 1
#5 Cho Seong Hyeon 1

Latest patents

Publication Filing date Title
KR100886787B1 Method and apparatus for intercepting water in sewage culverts
KR20090120024A Thermal splay coating robot for repairing a inside of a pipe
KR20090079304A Tube for repairing a pipe
KR20090079303A Apparatus for repairing a pipe and method thereof
KR20090044680A Blasting method for removing existing coating product or corrosion product the inside of a pipe
KR20090044679A Blasting apparatus for removing existing coating product or corrosion product the inside of a pipe
KR20090035249A Liner coupler
KR20090035248A Method for dehumidifing and lining of the inside of a pipe and apparatus thereof
KR20080111188A Apparatus for dehumidifing of the inside of a pipe and method for preventing corrosion of the inside of a pipe
KR20050046404A Apparatus for manufacturing thermosetting tube
KR20050046403A Apparatus for leveling thermosetting tube
KR20050042872A Fixing tool of thermosetting tube
KR20050041767A Insertion tool of thermosetting tube
KR20050041766A Making process of thermosetting tube
KR20050041765A Sewer pipe repairing process
KR20030048578A Blow type cleaner
KR20030018512A Dredging apparatus for connection pipe of sewage and rain receptacle and method for the same
KR20010054276A Recycled asphalt made by apparatus for recycling wasteasphalt and method for repairing a manhole using the same