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SEOUL OPTO DEVICE CO LTD

Overview
  • Total Patents
    982
About

SEOUL OPTO DEVICE CO LTD has a total of 982 patent applications. Its first patent ever was published in 2003. It filed its patents most often in Republic of Korea, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets semiconductors, electrical machinery and energy and micro-structure and nano-technology are CHEN CHAO-HSING, PARK BYOUNG-CHOO and SAVVY SCIENCE LTD.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Yoon Yeo Jin 218
#2 Seo Won Cheol 116
#3 Lee Jae Ho 108
#4 Kal Dae Sung 80
#5 Lee Chung Hoon 77
#6 Kim Dae Won 67
#7 Kim Kyoung Wan 62
#8 Kim Chang Youn 61
#9 Kim Hwa Mok 58
#10 Nam Ki Bum 57

Latest patents

Publication Filing date Title
KR20130102030A Light emitting device having plurality of light emitting cells and method of fabricating the same
KR20130083881A Lamp type ultraviloet light emitting diode assembly and mehtod for fabricating the same
KR20130083868A Luminous element having arrayed cells and method of manufacturing thereof
WO2013169032A1 Light-emitting diodes having improved light extraction efficiency
WO2013168929A1 Light emitting diode having plurality of light emitting elements and method of fabricating the same
WO2013165134A1 Method for fabricating p-type aluminum gallium nitride semiconductor
KR20130041048A Light emitting device
WO2013147552A1 Near uv light emitting device
WO2013141617A1 Method of fabricating non-polar gallium nitride-based semiconductor layer, nonpolar semiconductor device, and method of fabricating the same
CN104221170A Method for separating epitaxial layers and growth substrates, and semiconductor device using same
WO2013133594A1 Light-emitting device and method of manufacturing the same
WO2013133593A1 Light-emitting diode having improved light-extraction efficiency, and production method therefor
WO2013125823A1 High efficiency light emitting diode and method of fabricating the same
KR20130095677A High efficiency light emitting diode and method of fabricating the same
KR20130031864A Light emitting diode having plurality of semiconductor stacks
KR20130030283A Light emitting diode package having plurality of light emitting cells and method of fabricating the same
KR20130030279A Light emitting device having semiconductor layers spaced apart from each other and method of fabricating the same
KR20130014677A Vertical light emitting diode having light-transmitting material pattern and method of fabricating the same
KR20130012947A Light emitting diode having capacitor
WO2013089459A1 Semiconductor device and method of fabricating the same