Inventor
Kyung-Oun Jang
Inventor
Bucheon-si, KR
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Mprimary
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 systems46%
H03KPulse technique23%
G01RMeasuring electric variables8%
H10DInorganic electric semiconductor devices8%
G12BConstructional details of instruments, or comparable details of other apparatus, not otherwise provided for4%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters4%
H04BTransmission4%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications4%
PatentTitleYear
9,502,983'Power supply device capable of varying switching frequency according to load condition'20169,461,548'Switch control circuit, switch control method and power supply device using the same'20169,374,008'Switching mode power supply with variable switching operation frequency and the driving method thereof'20169,350,341'Gate driver, switch control circuit and power supply device comprising the gate driver circuit'20169,035,681'Switch controller, switch control method, and power supply device comprising the switch controller'20159,001,475'Thermal shutdown unit, switch controller including the same, and control method of thermal shutdown protection operation'20158,514,591'Power supply device and driving method thereof'20137,960,952'Switching mode power supply and switch thereof'20117,760,520'Current controlled switching mode power supply'20107,558,084'Switching mode power supply with compensated propagation delay'20097,289,582'EMI cancellation method and system'20076,972,971'Pulse width modulation signal generator and switching mode power supply including the same'20056,853,040'MOS transistor and fabrication method thereof'20056,507,080'MOS transistor and fabrication method thereof'20036,381,151'High efficiency switching controller'20026,125,046'Switching power supply having a high efficiency starting circuit'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2000–2002Patents assigned to FAIRFIELD KOREA SEMICONDUCTOR (2)· patent assignee history
2000–2010Based in Incheon, KR· patent location history
2003–2016Patents assigned to FAIRCHILD KR SEMICONDUCTOR LTD (12)· patent assignee history
2011–2016Based in Bucheon-si, KR· patent location history
2013–2016Patents assigned to JANG KYUNG-OUN (3)· patent assignee history
2013–2015Patents assigned to CHO DAE-WOONG (2)· patent assignee history
2016Patents assigned to FAIRCHILD KOREA SEMICONDUCTOR LTD (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FAIRCHILD KR SEMICONDUCTOR LTD | 12 | 2003–2016 |
| JANG KYUNG-OUNself | 3 | 2013–2016 |
| CHO DAE-WOONG | 2 | 2013–2015 |
| FAIRCHILD KOREA SEMICONDUCTOR LTD | 2 | 2016 |
| FAIRFIELD KOREA SEMICONDUCTOR | 2 | 2000–2002 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bucheon-si, KR | 8 | 2011–2016 |
| Incheon, KR | 8 | 2000–2010 |