HK

Hiroshi Kamizuma

HI Hitachi: 13 patents #3,142 of 28,497Top 15%
RE Renesas Electronics: 7 patents #554 of 4,529Top 15%
Overall (All Time): #218,244 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
12034379 Power conversion system Hajime Urai, Kimihisa Furukawa, Noriya NAKAO, Kinya Nakatsu 2024-07-09
10141861 Power conversion unit, power converter and method of manufacturing power converter Yukio Hattori, Daisuke Matsumoto, Akira MIMA, Tetsuya Kawashima, Yuuichi MABUCHI 2018-11-27
10008953 Power conversion device and power conversion method for power conversion device Yukio Hattori, Tetsuya Kawashima, Akira MIMA, Daisuke Matsumoto, Yuuichi MABUCHI 2018-06-26
9948201 Power conversion apparatus including terminals having higher resistance portions Shinji Shirakawa, Daisuke Matsumoto, Akira MIMA, Yukio Hattori 2018-04-17
9917529 Power conversion unit, power converter and method of manufacturing power converter Yukio Hattori, Daisuke Matsumoto, Akira MIMA, Tetsuya Kawashima, Yuuichi MABUCHI 2018-03-13
9906154 Power conversion unit and power conversion device Yukio Hattori, Tetsuya Kawashima, Akira MIMA, Daisuke Matsumoto, Yuuichi MABUCHI 2018-02-27
9898072 Semiconductor integrated circuit and circuit operation method Taizo Yamawaki, Yukinori Akamine, Koji Maeda 2018-02-20
9807913 Cooling structure of heating element and power conversion device Daisuke Matsumoto, Akira MIMA, Tetsuya Kawashima, Yuuichi MABUCHI, Yukio Hattori +2 more 2017-10-31
9755526 Power converter Akira MIMA 2017-09-05
9583264 Capacitor device and electrical power conversion device Kinya Nakatsu, Junpei Kusukawa, Takeshi Tokuyama 2017-02-28
9532489 Power conversion device Yuuichi MABUCHI, Tetsuya Kawashima, Daisuke Matsumoto, Akira MIMA, Yukio Hattori 2016-12-27
9497887 Cooling structure for heating element and power converter Daisuke Matsumoto, Yuuichi MABUCHI, Akira MIMA, Tetsuya Kawashima, Yukio Hattori +2 more 2016-11-15
9437797 Cooling structure of heating element and power conversion device Daisuke Matsumoto, Akira MIMA, Tetsuya Kawashima, Yuuichi MABUCHI, Yukio Hattori +2 more 2016-09-06
9184790 Incoherent UWB-IR transceiving method with improved multipath-resistance Takashi Yano 2015-11-10
8922263 Semiconductor integrated circuit and circuit operation method Taizo Yamawaki, Yukinori Akamine, Koji Maeda 2014-12-30
8494456 Transceiver Satoshi Tanaka, Koji Maeda, Sungwoo Cha, Yukinori Akamine, Taizo Yamawaki 2013-07-23
8346180 Transceiver Satoshi Tanaka, Taizo Yamawaki, Yukinori Akamine, Koji Maeda 2013-01-01
8275325 Transceiver Satoshi Tanaka, Koji Maeda, Sungwoo Cha, Yukinori Akamine, Taizo Yamawaki 2012-09-25
8086188 Transceiver Satoshi Tanaka, Koji Maeda, Sungwoo Cha, Yukinori Akamine, Taizo Yamawaki 2011-12-27
8036605 Transceiver Satoshi Tanaka, Taizo Yamawaki, Yukinori Akamine, Koji Maeda 2011-10-11