Inventor
PARK O OK
KR14 patents
⚠️ This page may combine multiple inventors who share the name “PARK O OK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOREA ADVANCED INST SCI & TECH
7 patentsUS6645403B1Nov 11, 2003
Multiphase electrorheological fluid
KOREA ADVANCED INST SCI & TECH35 citations92
US6538263B1Mar 25, 2003
Polymer electroluminescent device employing emissive ionomer-type polymer
KOREA ADVANCED INST SCI & TECH21 citations92
US7520933B2Apr 21, 2009
Method for manufacturing colloidal crystals via confined convective assembly
KOREA ADVANCED INST SCI & TECH24 citations90
US7118810B2Oct 10, 2006
Organic/polymer electroluminescent devices employing single-ion conductors
KOREA ADVANCED INST SCI & TECH12 citations84
US6593688B2Jul 15, 2003
Electroluminescent devices employing organic luminescent material/clay nanocomposites
KOREA ADVANCED INST SCI & TECH13 citations84
US6692650B2Feb 17, 2004
Magnetorheological fluid and process for preparing the same
KOREA ADVANCED INST SCI & TECH9 citations73
US11306000B2Apr 19, 2022
Graphene-based compound, preparation method thereof, and single-phase composition for preparing graphene-based compound and graphene quantum dot
KOREA ADVANCED INST SCI & TECH0 citations62
KOREA INST SCI & TECH
3 patentsUS6995505B2Feb 7, 2006
Polymeric electroluminescent device using an emitting layer of nanocomposites
KOREA INST SCI & TECH26 citations92
US7242142B2Jul 10, 2007
High-efficiency polymer electroluminescent device with a polymer insulating nanolayer
KOREA INST SCI & TECH3 citations62
US7740771B2Jun 22, 2010
Methods of determining a composition ratio of an organic white-light-emitting blend material
KOREA INST SCI & TECH0 citations41
SAMSUNG ELECTRONICS CO LTD
2 patentsUS8021747B2Sep 20, 2011
Transparent carbon nanotube electrode with net-like carbon nanotube film and preparation method thereof
SAMSUNG ELECTRONICS CO LTD19 citations90
US6429263B2Aug 6, 2002
Method for fabricating a preform for a plastic optical fiber and a preform for a plastic optical fiber fabricated thereby
SAMSUNG ELECTRONICS CO LTD10 citations69