Inventor
Jung Chul Gong
Inventor
Seoul, KR
Overview
Patents· 33 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H05Bprimary
H05BElectric heating15%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications12%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems11%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein7%
G09GArrangements or circuits for control of indicating devices using static means to present variable information7%
H03KPulse technique7%
G05FSystems for regulating electric or magnetic variables4%
H01LSemiconductor devices4%
H03FAmplifiers4%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h104%
PatentTitleYear
10,833,070Fan-out semiconductor package module202010,403,562Fan-out semiconductor package module201910,242,973Fan-out-semiconductor package module20199,595,879'Control device of synchronous rectifier and power supply'20179,385,618'Power supplying apparatus'20169,362,836'Circuit for driving synchronous rectifier and power supply apparatus including the same'20169,356,528'Switching converter and AC adapter using the same'20169,356,594'Switched-mode power supply using variable bias current'20169,112,353'Power supply device'20158,811,044'Power supply device, control integrated circuit thereof, and method of controlling power supply device'20148,791,677'Power factor correction circuit for correcting power factor'20148,289,091'Relaxation oscillator'20128,269,429'Apparatus for driving light emitting device'20128,247,993'Apparatus for driving multi-light emitting devices'20128,184,111'Driver for a display having a frequency detection unit'20128,022,638'LCD backlight inverter'20117,940,014'Apparatus for driving light emitting element'20117,902,932'Variable-frequency oscillator'20117,868,560'Inverter driving circuit for LCD backlight'20117,834,711'Variable-frequency oscillator'20107,777,527'Phase detection apparatus'20107,746,318'Liquid crystal display backlight inverter'20107,737,938'Driving circuit for LCD backlight'20107,612,505'Liquid crystal display backlight inverter'20097,515,004'Voltage controlled oscillator with duty correction'20097,471,029'Frequency-control-type piezo actuator driving circuit and method of driving the same'20087,443,111'Liquid crystal display backlight inverter'20087,417,471'Voltage comparator having hysteresis characteristics'20087,285,922'Driving apparatus for CCFL'20077,282,870'Driving apparatus for CCFL'20077,227,389'Circuit and method for compensating for offset voltage'20077,180,374'Photodiode integrated circuit having multiple gain states'20076,864,724'Current to voltage conversion circuit for photo detector integrated circuit employing gain switching circuit'2005Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2019Patents assigned to SAMSUNG ELECTRO MECH (27)· patent assignee history
2005–2017Based in Seoul, KR· patent location history
2012–2015Patents assigned to GONG JUNG CHUL (7)· patent assignee history
2012–2014Patents assigned to JANG YU JIN (3)· patent assignee history
2012Patents assigned to MIN BYOUNG OWN (3)· patent assignee history
2016–2017Patents assigned to SOLUM CO LTD (5)· patent assignee history
2016–2020Based in Suwon-si, KR· patent location history
2016Based in Gyeonggi-do, KR· patent location history
2016Based in Kyungki-do, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG ELECTRO MECH | 27 | 2005–2019 |
| GONG JUNG CHULself | 7 | 2012–2015 |
| SOLUM CO LTD | 5 | 2016–2017 |
| JANG YU JIN | 3 | 2012–2014 |
| MIN BYOUNG OWN | 3 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Seoul, KR | 26 | 2005–2017 |
| Suwon-si, KR | 5 | 2016–2020 |
| Gyeonggi-do, KR | 1 | 2016 |
| Kyungki-do, KR | 1 | 2016 |