GK

Gwan-Bon Koo

FS Fairchild Korea Semiconductor: 29 patents #3 of 311Top 1%
ON onsemi: 3 patents #531 of 1,901Top 30%
LC Lg Innotek Co.: 2 patents #1,100 of 2,133Top 55%
📍 Bucheon-si, KR: #12 of 868 inventorsTop 2%
Overall (All Time): #103,254 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDate
10407113 LED driver Chen-Hua Chiu, Moon Ho CHOI 2019-09-10
9917518 Method and circuit of detecting attachment and detachment between a portable device and a power converter Eui Soo Kim, Bong Geun CHUNG, Ju Hyun Kim, Young Bae Park 2018-03-13
9814105 Control circuit for LED and active bleeder thereof Chen-Hua Chiu, Moon Ho CHOI 2017-11-07
9397284 Piezoelectric circuit, piezoelectric driving circuit for the piezoelectric circuit, and piezoelectric driving method Young-Sik Lee, Young Bae Park 2016-07-19
8981659 Input voltage transfer apparatus for light emitting diode lighting system Young Jong Kim, Sang Hyun Park, Sang Man Kim, Woo Chang Jung, Dong-Young Huh +1 more 2015-03-17
8878593 Switch control circuit and power supply device including the same Jin Tae Kim, Won-Seok Lim 2014-11-04
8711581 Synchronous rectifier network unit circuit and method Jin Tae Kim, Jinho Choi 2014-04-29
8686645 LED protection circuit Dong Keun YOON, Jong Hyun Lee, Jin Woo Lee, Jae Beom Cho, Ji Woong Jo 2014-04-01
8670252 Switch controller, switch control method, converter using the same, and driving method thereof Jin Tae Kim, Hang-Seok Choi 2014-03-11
8625308 Soft-burst circuit for switched-mode power supplies Jin Tae Kim, Kwang Il LEE 2014-01-07
8482886 Protection circuit, resonant converter including the protection circuit, and protecting method of the resonant converter Hyun-Chul EOM, Jin Tae Kim 2013-07-09
RE44228 Switching mode power supply and driving method Young Bae Park 2013-05-21
8339815 Frequency modulation controller, switch mode power supply including the same, and switching operation frequency modulation method Kwang Il LEE, Jin Tae Kim 2012-12-25
8335061 Protection circuit, resonant converter including the protection circuit, and protecting method of the resonant converter Hyun-Chul EOM, Jin Tae Kim 2012-12-18
8259471 Converter that actuates a switch corresponding to a detected valley of a resonance waveform Shanmei Li, Jin Tae Kim, Gyoung-Soo Park 2012-09-04
8242758 Converter and driving method thereof Hang-Seok Choi, Young Bae Park 2012-08-14
8194425 Frequency modulation device and switching mode power supply using the same Young Bae Park 2012-06-05
8179172 Auto-restart circuit and auto-restart method Hyun-Chul EOM, Jin Tae Kim 2012-05-15
8174961 Switch control device Young Bae Park, Sung-Won Yun 2012-05-08
8174269 Abnormal switching monitoring device and abnormal switching monitoring method Hyun-Chul EOM, Jin Tae Kim 2012-05-08
8169802 Switch controller of a converter with a soft start signal generator comprising a plurality of current sources Jin Tae Kim, Hang-Seok Choi 2012-05-01
8144486 Power converter and driving method thereof Sang Cheol Moon, Jin Tae Kim, Young Bae Park 2012-03-27
8115466 Converter and driving method thereof Hang-Seok Choi, Young Bae Park, Jae-Hwoan Chi 2012-02-14
8000119 Switching mode power supply and method of operation Hang-Seok Choi, Jae-Hwoan Chi 2011-08-16
7960952 Switching mode power supply and switch thereof Jin Tae Kim, Yoo-Woong Hwang, Kyung-Oun Jang, Jin Woo Moon, Sang Hyun Lee 2011-06-14