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OH GYU-HWAN

Overview
  • Total Patents
    15
About

OH GYU-HWAN has a total of 15 patent applications. Its first patent ever was published in 2009. It filed its patents most often in United States. Its main competitors in its focus markets semiconductors, computer technology and electrical machinery and energy are DOSILICON CO LTD, CHANG HEON YONG and HAFEZ WALID M.

Patent filings in countries

World map showing OH GYU-HWANs patent filings in countries
# Country Total Patents
#1 United States 15

Patent filings per year

Chart showing OH GYU-HWANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Oh Gyu-Hwan 15
#2 Park Doo-Hwan 8
#3 Im Dong-Hyun 7
#4 Chung Kyung-Min 3
#5 Kang Shin-Jae 2
#6 Park Young-Lim 2
#7 Jung Sug-Woo 2
#8 Bae Byoung-Jae 2
#9 Park Soon-Oh 2
#10 Shin Chul-Ho 1

Latest patents

Publication Filing date Title
US2012322223A1 Methods of manufacturing phase-change memory devices
US2012282751A1 Methods of fabricating semiconductor devices including fine patterns
US2012040508A1 Method of forming semiconductor device having self-aligned plug
US2011193048A1 Non-volatile memory device having bottom electrode