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OH CHANG-WOO

Overview
  • Total Patents
    15
About

OH CHANG-WOO has a total of 15 patent applications. Its first patent ever was published in 2005. It filed its patents most often in United States. Its main competitors in its focus markets semiconductors, micro-structure and nano-technology and computer technology are RAMKUMAR KRISHNASWAMY, FUMITAKE MIENO and INVENLUX CORP.

Patent filings in countries

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

Patent filings per year

Chart showing OH CHANG-WOOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Oh Chang-Woo 15
#2 Park Dong-Gun 12
#3 Kim Dong-Won 8
#4 Choi Dong-Uk 3
#5 Kim Sung-Hwan 3
#6 Yeo Kyoung-Hwan 3
#7 Lee Sung-Young 2
#8 Choe Jeong-Dong 2
#9 Jung Young-Chai 1
#10 Lee Yong-Kyu 1

Latest patents

Publication Filing date Title
US2010117152A1 Semiconductor devices