Inventor
Kwang Du Lee
Inventor
Suwon-si, KR
Overview
Patents· 32 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Jprimary
H02JElectric power networks18%
H04BTransmission15%
H01FMagnets11%
H03FAmplifiers8%
H03HImpedance networks, e.g. resonant circuits7%
H03KPulse technique4%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h104%
E04HBuildings or like structures for particular purposes3%
E05DHinges or suspension devices for doors, windows or wings3%
G06FElectric digital data processing3%
PatentTitleYear
9,843,298'Power amplifier and method of controlling output of power amplifier'20179,735,745'Power amplifier and method for limiting current in power amplifier'20179,577,583'Power amplifier'20179,509,374'Wireless power transmission apparatus and transmission method thereof'20169,419,464'Wireless charging system'20169,176,551'Wireless power transmission apparatus and method of transmitting wireless power using the same'20159,124,353'Switching circuit and RF switch including the same'20159,099,878'Wireless power transmitter and wireless power transceiver'20159,093,856'Display device and display system incorporating wired and wireless charging apparatuses'20158,981,713'Charging apparatus using pad type electrode contact point'20158,803,365'Wireless power transmission/reception apparatus and method'20148,779,629'Apparatus for transmitting and receiving wireless energy using meta-material structures having zero refractive index'20148,760,006'Wireless power transmission/reception apparatus and method having communication function'20148,633,615'Wireless power transmission/reception apparatus and method'20148,598,744'Apparatus for transmitting and receiving wireless energy using meta-material structures having negative refractive index'20138,339,325'Wireless energy transmission structure'20128,319,473'Wireless energy transmission structure'20128,102,218'Parallel-structured switched variable inductor circuit'20127,954,079'Method for compensating performance degradation of RFIC using EM simulation'20117,945,045'Device and method for generating chaotic signal'20117,893,786'Parallel-structured switched variable inductor circuit'20117,777,589'Balun transformer'20107,714,662'Multiband output impedance matching circuit having passive devices, amplifier including multiband input impedance matching circuit having passive devices, and amplifier including multiband input/output impedance matching circuit having passive devices'20107,557,649'DC offset cancellation circuit and programmable gain amplifier using the same'20097,525,407'Integrated circuit having integrated inductors'20097,463,103'Chaotic signal generator for ultra wide band communication system'20087,414,505'High frequency inductor having low inductance and low inductance variation and method of manufacturing the same'20087,405,600'Current mode logic-CMOS converter'20087,205,876'Inductor for radio frequency integrated circuit'20077,199,669'Dual gate cascade amplifier'20077,148,747'Apparatus for automatically controlling a gain of a power amplifier and associated methods'20066,972,628'Integratable, voltage-controlled RF power amplifier'2005Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2008Based in Seoul, KR· patent location history
2006–2017Based in Suwon-si, KR· patent location history
2008–2017Patents assigned to SAMSUNG ELECTRO MECH (23)· patent assignee history
2008–2015Based in Kyungki-do, KR· patent location history
2008–2011Based in Damyang-gun, KR· patent location history
2010–2015Based in Jeollanam-do, KR· patent location history
2012–2016Patents assigned to KIM EUNG JU (10)· patent assignee history
2012–2016Patents assigned to LEE KWANG DU (10)· patent assignee history
2012–2016Patents assigned to KIM JEONG HOON (9)· patent assignee history
2012–2016Patents assigned to HWANG SANG HOON (8)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SAMSUNG ELECTRO MECH | 23 | 2008–2017 |
| KIM EUNG JU | 10 | 2012–2016 |
| LEE KWANG DUself | 10 | 2012–2016 |
| KIM JEONG HOON | 9 | 2012–2016 |
| HWANG SANG HOON | 8 | 2012–2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Suwon-si, KR | 13 | 2006–2017 |
| Kyungki-do, KR | 8 | 2008–2015 |
| Jeollanam-do, KR | 5 | 2010–2015 |
| Damyang-gun, KR | 3 | 2008–2011 |
| Seoul, KR | 3 | 2005–2008 |