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O JONG HYEON

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    156,257
  • Filing trend
    ⇩ 100.0%
About

O JONG HYEON has a total of 13 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2012. It filed its patents most often in Republic of Korea and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets it methods for management, computer technology and control are YBM SISA COM, NANJING SUWEN SOFTWARE TECH CO LTD and SHANGHAI FENGCHUANG INFORMATION CONSULTING CO LTD.

Patent filings in countries

World map showing O JONG HYEONs patent filings in countries

Patent filings per year

Chart showing O JONG HYEONs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 O Jong Hyeon 13
#2 Heo Sang Hyung 6
#3 Do Buyng Hak 2
#4 Dohyun Ahn 1
#5 Sengho Chun 1

Latest patents

Publication Filing date Title
KR20200144890A E-learning concentration enhancing system and method
KR20190036769A The analyzing system of lecture feedback
KR20170103239A Score results interlocking system of providing questions
KR20170037479A Correction method to marking of omr card
KR101648759B1 The management system of tourists
KR20160076601A Studying evaluation service system
KR20160061753A Examination paper recognition and scoring system
KR101481498B1 System for grading examination paper and managing wrong answer data
KR101479444B1 Method for Grading Examination Paper with Answer
KR101305754B1 Method for creation community for common teaching materials information using teaching materials code and advertisement channel of location based answerer
KR101274772B1 Management system having amendment funtion for document sharing data