Inventor
Chul Hee Yoo
Inventor
Kyungki-do, KR
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Fprimary
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein25%
H10HInorganic light-emitting semiconductor devices having potential barriers10%
C09KMaterials for miscellaneous applications, not provided for elsewhere6%
F21KNon-electric light sources using luminescence6%
G02BOptical elements, systems or apparatus6%
G09GArrangements or circuits for control of indicating devices using static means to present variable information6%
H01LSemiconductor devices6%
A43BCharacteristic features of footwear5%
H05BElectric heating5%
H05KPrinted circuits5%
PatentTitleYear
10,680,144Quantum dot glass cell and light-emitting device package including the same202010,347,804Light source package and display device including the same201910,326,057Light emitting device package, method of manufacturing the same, backlight unit and display device including the same20199,666,773'Light source package and display device including the same'20179,392,670'White light emitting device and white light source module using the same'20169,176,274'Backlight unit for liquid crystal display device'20158,721,126'Slim type backlight unit with through-hole adhesive heat dissipating means'20148,596,852'Backlight unit for liquid crystal display device'20138,508,462'Dimming structure for image display device'20138,500,306'Slim type backlight unit with through-hole adhesive heat dissipating means'20138,488,081'Plane light source and LCD backlight unit having the same'20138,317,348'White light emitting device and white light source module using the same'20128,182,106'Surface light source using white light emitting diodes and liquid crystal display backlight unit having the same'20127,964,885'White light emitting device and white light source module using the same'20117,959,312'White light emitting device and white light source module using the same'20117,946,724'Surface light source using white light emitting diodes and liquid crystal display backlight unit having the same'20117,914,194'Backlight unit having light emititng diodes and method of manufacturing the same'20117,894,017'Plane light source and LCD backlight unit having the same'20117,648,254'Backlight for liquid crystal display using light emitting diode'2010Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2010–2014Based in Kyungki-do, KR· patent location history
2011–2012Patents assigned to SAMSUNG LED CO LTD (7)· patent assignee history
2012–2013Patents assigned to YOO CHUL HEE (6)· patent assignee history
2012–2013Patents assigned to HAHM HUN JOO (3)· patent assignee history
2012–2013Patents assigned to KIM HYUNG SUK (3)· patent assignee history
2012–2019Based in Suwon-si, KR· patent location history
2013–2020Patents assigned to SAMSUNG ELECTRONICS CO LTD (11)· patent assignee history
2019–2020Based in Yongin-si, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG ELECTRONICS CO LTD | 11 | 2013–2020 |
| SAMSUNG LED CO LTD | 7 | 2011–2012 |
| YOO CHUL HEEself | 6 | 2012–2013 |
| HAHM HUN JOO | 3 | 2012–2013 |
| KIM HYUNG SUK | 3 | 2012–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kyungki-do, KR | 10 | 2010–2014 |
| Suwon-si, KR | 7 | 2012–2019 |
| Yongin-si, KR | 2 | 2019–2020 |