Inventor
Sung-Hun Oh
Inventor
Phoenix, AZ, US
Overview
Patents· 16 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 therein17%
H03KPulse technique17%
H05BElectric heating13%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications13%
H03DDemodulation or transference of modulation from one carrier to another9%
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses9%
G06FElectric digital data processing4%
G09GArrangements or circuits for control of indicating devices using static means to present variable information4%
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 systems4%
H03MCoding4%
PatentTitleYear
8,854,837'Boost converter for reducing voltage stress'20148,125,161'Light emitting device driving apparatus and method for driving the same'20127,940,502'Backlight unit having protection circuit using center-tap'20117,612,974'Backlight unit having protection circuit using induced voltage detection'20097,372,341'Noise immunity circuitry for phase locked loops and delay locked loops'20087,295,265'Liquid crystal display device having variable viewing angle'20077,242,255'Method and apparatus for minimizing phase error and jitter in a phase-locked loop'20077,068,336'Liquid crystal display device having variable viewing angle'20066,900,674'Method and circuitry for phase align detection in multi-clock domain'20056,356,116'Apparatus and method for low skew clock buffer circuit'20025,933,041'Output driver with constant source impedance'19995,854,563'Process control monitoring system and method therefor'19985,825,210'Symmetrical phase-frequency detector'19985,654,710'Dynamic power reduction digital-to-analog converter and method therefor'19975,650,744'Charge neutralizing system for circuits having charge injection problems and method therefor'19975,497,105'Programmable output pad with circuitry for reducing ground bounce noise and power supply noise and method therefor'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–1999Patents assigned to VLSI TECHNOLOGY INC (5)· patent assignee history
1996–1999Based in Phoenix, AZ, US· patent location history
2002–2008Patents assigned to SUN MICROSYSTEMS INC (4)· patent assignee history
2002–2008Based in Sunnyvale, CA, US· patent location history
2006–2007Based in Seoul, KR· patent location history
2009–2014Patents assigned to SAMSUNG ELECTRO MECH (4)· patent assignee history
2009–2014Based in Kyungki-do, KR· patent location history
2012–2014Patents assigned to KIM HYO YOUNG (2)· patent assignee history
2012–2014Patents assigned to KIM JIN HWAN (2)· patent assignee history
2012Based in Suwon-si, KR· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| VLSI TECHNOLOGY INC | 5 | 1996–1999 |
| SAMSUNG ELECTRO MECH | 4 | 2009–2014 |
| SUN MICROSYSTEMS INC | 4 | 2002–2008 |
| KIM HYO YOUNG | 2 | 2012–2014 |
| KIM JIN HWAN | 2 | 2012–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Phoenix, AZ, US | 6 | 1996–1999 |
| Sunnyvale, California, US | 4 | 2002–2008 |
| Kyungki-do, KR | 3 | 2009–2014 |
| Seoul, KR | 2 | 2006–2007 |
| Suwon-si, KR | 1 | 2012 |