Inventor
Joong-gi Kwon
Inventor
Gunpo-si, KR
Overview
Patents· 37 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography45%
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 systems27%
H05BElectric heating9%
B41JTypewriters5%
H02HEmergency protective circuit arrangements5%
H05KPrinted circuits5%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables2%
F24FAir-conditioning2%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications2%
PatentTitleYear
RE045826'Heater lamp control apparatus and method to detect an inputted AC voltage and providing a pulse signal to correspond thereto'20158,953,343'Power supply apparatus having multiple outputs'20158,542,510'Power supply input device converting discharge resistance'20138,532,517'Power control method and apparatus to heat a heating roller'20138,516,276'Apparatus and method for controlling power supplied to fixing unit'20138,487,475'Power supply apparatus and method of supplying power'20138,467,203'Apparatus for generating high-voltage and method thereof'20138,350,407'High voltage power supply apparatus'20138,274,176'Power supply apparatus'20128,260,167'High-voltage power supply'20128,180,241'Power control method and apparatus to heat a heating roller'20128,139,970'Image fixing control system and method to increase quality of fixed image'20128,089,790'Power supply input device'20128,050,584'Power control method and apparatus to heat a heating roller'20118,045,878'Device for fusing toner on print medium'20117,986,534'Apparatus to generate high voltage by digital control and method thereof'20117,852,641'Power supply apparatus having multiple outputs'20107,843,710'Apparatus and method for controlling power converter'20107,826,759'Power control method and apparatus to heat a heating roller'20107,813,664'Power control method and apparatus to control a heating roller'20107,791,907'Apparatus for generating high-voltage and method thereof'20107,756,438'Device for fusing toner on print medium'20107,721,121'Apparatus and method for controlling power supplied to fixing unit'20107,706,122'Analog control ASIC apparatus for high voltage power supply in image forming apparatus and method for controlling high voltage power supply'20107,646,619'Apparatus and method for controlling power converter'20107,565,103'Device for fusing toner on print medium'20097,508,095'Apparatus to generate high voltage by digital control and method thereof'20097,415,234'Image fixing device of an image forming apparatus'20087,369,802'Fusing roller with adjustable heating area and fusing apparatus using the same'20087,356,299'Fusing roller and fusing apparatus having the same'20087,349,661'Fusing roller and fusing apparatus using the same'20087,340,207'Fusing roller and fusing apparatus adopting the same'20087,329,840'Heater lamp control apparatus and method to detect an inputted AC voltage and providing a pulse signal to correspond thereto'20086,730,886'Power control method and apparatus for minimizing heating time instant heating roller'20046,674,271'Power supply control apparatus and method thereof'20046,292,636'Paper detecting apparatus of electrophotographic processor'20015,771,162'Electric protective device used in switching mode power supply systems'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2015Patents assigned to SAMSUNG ELECTRONICS CO LTD (37)· patent assignee history
1998Based in Suwon-si, KR· patent location history
2001Based in Kunpo, KR· patent location history
2004–2015Based in Gunpo-si, KR· patent location history
2004Based in Gyeonggi-do, KR· patent location history
2012–2015Patents assigned to KWON JOONG-GI (13)· patent assignee history
2012–2013Patents assigned to OH CHUL-WOO (4)· patent assignee history
2012–2013Patents assigned to CHO JONG-HWA (3)· patent assignee history
2012–2013Patents assigned to CHO JUN-SEOK (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG ELECTRONICS CO LTD | 37 | 1998–2015 |
| KWON JOONG-GIself | 13 | 2012–2015 |
| OH CHUL-WOO | 4 | 2012–2013 |
| CHO JONG-HWA | 3 | 2012–2013 |
| CHO JUN-SEOK | 3 | 2012–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Gunpo-si, KR | 34 | 2004–2015 |
| Gyeonggi-do, KR | 1 | 2004 |
| Kunpo, KR | 1 | 2001 |
| Suwon-si, KR | 1 | 1998 |