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DD DIAMOND CORP

Overview
  • Total Patents
    12
About

DD DIAMOND CORP has a total of 12 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 machine tools, machines and semiconductors are GUILIN CHAMPION UNION DIAMOND CO LTD, WINTER & SOHN ERNST and JAPAN FINE STEEL CO LTD.

Patent filings in countries

World map showing DD DIAMOND CORPs patent filings in countries
# Country Total Patents
#1 Republic of Korea 12

Patent filings per year

Chart showing DD DIAMOND CORPs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Kang Dong Rak 9
#2 Park In Su 5
#3 Jung Man Seop 2
#4 Cheong Man Seop 1

Latest patents

Publication Filing date Title
KR100575849B1 A wheel type diamond tool and the manufacturing method thereof
KR100583464B1 A diamond tool
KR100584109B1 A wheel type diamond tool and the manufacturing method thereof
KR100584106B1 A wheel type diamond tool and the manufacturing method thereof
KR100603977B1 A segment of diamond tool and the manufacturing method thereof
KR20060023357A Metal and resinoid bonded dual grit type wafer edge wheel
KR20040094914A Method of fabricating a chemical mechanical polishing pad conditioner using ceramic material and chemical mechanical polishing pad conditioner fabricated thereby
KR20040084153A Method of fabricating a chemical mechanical polishing pad conditioner using a vitrified compound and chemical mechanical polishing pad conditioner fabricated thereby
KR20030087406A Polishing wheel for grinder
KR20030087407A Polishing wheel for grinder
KR20010035461A Aluminum grinding wheel for use in a hand grind
KR20010035458A Grinding wheel for use in a hand grind