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OPTO FINETECH CO LTD

Overview
  • Total Patents
    33
About

OPTO FINETECH CO LTD has a total of 33 patent applications. Its first patent ever was published in 2005. It filed its patents most often in Republic of Korea, Japan and Taiwan. Its main competitors in its focus markets optics, semiconductors and machines are MIZUMURA MICHINOBU, SVG LITHOGRAPHY SYSTEMS INC and MEJIRO PREC KK.

Patent filings in countries

World map showing OPTO FINETECH CO LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 30
#2 Japan 2
#3 Taiwan 1

Patent filings per year

Chart showing OPTO FINETECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wei Chang Hyun 10
#2 Kang Heung Seok 9
#3 Lee Woo Young 9
#4 Seo Hyun Woo 9
#5 Song Yo Tak 9
#6 Kim Jong Won 7
#7 Jung Jun Young 6
#8 Ahn Hyo Chan 6
#9 Kim Tae Jun 5
#10 Kim Chae Soo 4

Latest patents

Publication Filing date Title
KR20140040496A Glass substrate drying apparatus
KR20130029259A Proximity pin for supporting a glass plate
KR20120116698A Up-down device of oven chamber for fabricating the lcd substrate
KR20120092862A Optical engine for digital exposure apparatus
KR20120092865A Digital exposure for flexible substrate and exposure method thereof
KR20120092863A Optical engine for digital exposure apparatus
KR20120092861A Digital exposure apparatus for identifiable substrate and exposure method thereby
KR20120047006A Method for fabricating microlens array
KR101104267B1 Exposure apparatus for stage module recycling and substrate align & transferring control method of stage module
KR20110032507A Exhausting air volume control device for baking apparatus
KR20110032506A Baking apparatus
KR20110012900A Oven apparatus for fabricating the lcd substrate
KR20100127511A Manufacturing method of micro lens array having function of shadow mask
KR20100127510A Manufacturing method of micro lens array having function of shadow mask
KR20100032991A Light source apparatus for exposing device
KR20090118183A Designing method of elliptical mirror for exposing device and elliptical mirror for exposing device thereof
KR100908686B1 Illumination optical system for exposure apparatus
KR20090070521A Transfer robot for spinner system, transport hand thereof and vacuum supply apparatus thereof
KR100823181B1 Exposure device with cooling apparatus
KR20080085341A Optical axis identifying apparatus for exposing device and exposing device with the same