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TONG YANG CEMENT CORP

Overview
  • Total Patents
    19
About

TONG YANG CEMENT CORP has a total of 19 patent applications. Its first patent ever was published in 1993. It filed its patents most often in Republic of Korea, United States and EPO (European Patent Office). Its main competitors in its focus markets semiconductors, surface technology and coating and materials and metallurgy are ZENITHWORLD CO LTD, SHIBATA KENJI and KOMICO CO LTD.

Patent filings in countries

World map showing TONG YANG CEMENT CORPs patent filings in countries

Patent filings per year

Chart showing TONG YANG CEMENT CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chun Dong Il 8
#2 Lee Dong Su 8
#3 Park Dong Yeon 8
#4 Woo Hyun Jung 8
#5 Yoon Eui Joon 5
#6 Kim Nam-Ho 4
#7 Yoon Eui Jun 3
#8 Kim Min Hong 2
#9 Hwang Il-Young 1
#10 Park Tae-Sun 1

Latest patents

Publication Filing date Title
US6312567B1 Method of forming a (200)-oriented platinum layer
US6498097B1 Apparatus and method of forming preferred orientation-controlled platinum film using oxygen
US6054331A Apparatus and methods of depositing a platinum film with anti-oxidizing function over a substrate
US6025205A Apparatus and methods of forming preferred orientation-controlled platinum films using nitrogen
KR100212958B1 A device of powder-separating apparatus
KR100199444B1 Measuring method for slump on process of ready mixed concrete
KR100217312B1 Electrically conductive cement mortar for anti-static
KR0172057B1 Bulk vehicle dust collecting method
KR100214765B1 Method of forming white gold film electronics device
KR0174594B1 A method of forming a platinum thin film on a silicon wafer, a silicon substrate manufactured by the method and a semiconductor device using the substrate
KR100212971B1 Cement composition
KR0183430B1 Composition of electronically conductive mortar and concrete
KR0168557B1 Method for manufacturing prototype mold in combination with resins using cement with high strength and non-shrinkage
KR100211507B1 Method for manufacturing mold using cement with high strength and non-shrinkage