SI

Shinichi Iizuka

Samsung: 35 patents #3,282 of 75,807Top 5%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
KM Konica Minolta: 1 patents #986 of 1,361Top 75%
Overall (All Time): #77,715 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 1–25 of 40 patents

Patent #TitleCo-InventorsDate
12401324 Power supply switch circuit and operating method thereof Youngwong JANG, Jeonghoon KIM, Jongok HA, Hyejin LEE 2025-08-26
12301223 Power supply switch circuit and operating method thereof Youngwong JANG, Jeonghoon KIM, Jongok HA, Hyejin LEE 2025-05-13
12244303 Power supply switch circuit and switch driver circuit Jeonghoon KIM, Jongok HA, Youngwong JANG, Hyejin LEE 2025-03-04
12132476 Power supply switch circuit and operating method thereof Youngwong JANG, Jeonghoon KIM, Jongok HA, Hyejin LEE 2024-10-29
11177776 Amplifying device with bias timing control circuit based on duty cycle Jong Ok HA, Byeong Hak Jo, Jeong Hoon Kim, Young Wong Jang 2021-11-16
11121679 Amplifying apparatus with improved linearity Young Wong Jang, Byeong Hak Jo, Jeong Hoon Kim, Jong Ok HA, Hyun Paek 2021-09-14
10903794 Power amplifier device with improved response speed Jong Ok HA, Jeong Hoon Kim, Byeong Hak Jo 2021-01-26
10198021 Voltage generation circuit having a temperature compensation function Jong Ok HA, Jeong Hoon Kim 2019-02-05
9755469 Segment coil, stator including segment coil, and method of manufacturing segment coil Naoto Koshino, Hironobu Saka, Takeshi Ariyoshi, Takashi Hirakushi 2017-09-05
9735745 Power amplifier and method for limiting current in power amplifier Kwang Du Lee, Ho Kwon Yoon, Jong Ok HA, Kyung Hee Hong, Jae Hyouck Choi +1 more 2017-08-15
9293957 Segment coil, method of manufacturing segment coil, and stator including segment coil Keiji Takizawa, Naoto Koshino, Hironobu Saka, Takeshi Ariyoshi, Takashi Hirakushi 2016-03-22
9246209 Antenna and front end module Myeong Woo Han, Young Jean Song, Jun Goo Won, Youn Suk Kim, Ki Joong Kim 2016-01-26
9148095 Bias circuit and amplifier controlling bias voltage Jun Goo Won, Ki Joong Kim, Myeong Woo Han, Ju Young Park, Youn Suk Kim 2015-09-29
9147513 Series inductor array implemented as a single winding and filter including the same Young Jean Song, Ki Joong Kim, Myeong Woo Han, Ju Young Park, Youn Suk Kim +1 more 2015-09-29
9136991 Power amplifying circuit and front end module including the same Ki Joong Kim, Nam Heung Kim, Young Jean Song, Myeong Woo Han, Jun Goo Won +1 more 2015-09-15
9118176 Radio frequency input circuit with ESD protection function Youn Suk Kim, Myeong Woo Han, Jun Goo Won, Young Jean Song, Ki Joong Kim 2015-08-25
9071213 Bias circuit and amplifier with current limit function Young Jean Song, Ki Joong Kim, Myeong Woo Han, Ju Young Park, Youn Suk Kim +1 more 2015-06-30
9054650 Bias circuit and power amplifier with selection function of power mode Young Jean Song, Myeong Woo Han, Jun Goo Won, Youn Suk Kim, Ki Joong Kim 2015-06-09
9048898 Front end module Myeong Woo Han, Youn Suk Kim, Ju Young Park, Ki Joong Kim, Young Jean Song +1 more 2015-06-02
8994453 Power amplifier Jun Goo Won, Youn Suk Kim, Young Jean Song, Ki Joong Kim, Myeong Woo Han +1 more 2015-03-31
8917145 Amplifier circuit and operating method thereof Young Jean Song, Jun Goo Won, Youn Suk Kim, Ju Young Park, Ki Joong Kim 2014-12-23
8854142 Bias circuit and power amplifier having the same Youn Suk Kim, Jun Goo Won, Myeong Woo Han, Young Jean Song, Ju Young Park +1 more 2014-10-07
8629724 Power amplifier Youn Suk Kim, Jun Goo Won, Ki Joong Kim 2014-01-14
8525570 Level shifter Sang Hoon Ha, Youn Suk Kim, Jun Kyung Na 2013-09-03
8502606 Power amplifying apparatus with dual-current control mode Youn Suk Kim, Jun Kyung Na, Sang Hoon Ha 2013-08-06