KM

Ken Matsuura

Tdk: 28 patents #152 of 3,796Top 5%
Overall (All Time): #131,159 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
10734886 Switching power supply device 2020-08-04
10630277 FET driving circuit Min Lin 2020-04-21
10574135 Zero current detection circuit for bridgeless totem pole power factor correction converter and bridgeless totem pole power factor correction converter Min Lin 2020-02-25
10511219 Switching power supply with a measuring and calculating process for the switching times Min Lin 2019-12-17
10505462 Power converter Min Lin 2019-12-10
10498325 FET driving circuit Min Lin 2019-12-03
10476392 Switching power supply device comparing first and second voltage ranges Min Lin 2019-11-12
10432110 Power converter having resonant frequencies around two and four times the switching frequency Min Lin 2019-10-01
10312738 Wireless power transmission system Akihiro II, Kazunori Oshima, Yasuhiro Ozawa 2019-06-04
10263537 DC/AC power conversion apparatus having switchable current paths Min Lin, Hitoshi Kinoshita 2019-04-16
10186962 Control circuit and switching power supply Min Lin 2019-01-22
10110132 Switching power supply device Min Lin 2018-10-23
9960673 Control circuit and switching power supply Min Lin 2018-05-01
9960683 Electronic circuit device 2018-05-01
9564803 Control circuit and switching power supply unit Lin Min 2017-02-07
9450497 Current resonance DC-DC converter Yoichi Ishizuka, Akinori HARIYA 2016-09-20
9425694 Current resonance type DC-DC converter and method for operating current resonance type DC-DC converter Hiroshige Yanagi 2016-08-23
9118251 Power supply device Kazunori Oshima, Hiroshige Yanagi 2015-08-25
7327100 Discharge lamp lighting apparatus 2008-02-05
7202611 Discharge lamp lighting device 2007-04-10
7132818 Switching power supply control device and switching power supply 2006-11-07
7078884 Power supply apparatus and control circuit therefor Koichiro Miura, Takeshi Uematsu, Hiroshi Kawasaki, Takakazu Imai 2006-07-18
7075278 Switching power supply controller and switching power supply Takeshi Uematsu, Hiroshi Kawasaki, Takakazu Imai, Koichiro Miura 2006-07-11
7071666 Switching power supply, and method and circuit for regulating output of the same Takakazu Imai, Takeshi Uematsu, Hiroshi Kawasaki, Koichiro Miura 2006-07-04
6960904 Switching power supply controller and switching power supply Takeshi Uematsu, Hiroshi Kawasaki, Takakazu Imai, Koichiro Miura 2005-11-01