YM

Yuuichi MABUCHI

HI Hitachi: 15 patents #2,636 of 28,497Top 10%
HP Hitachi Industrial Products: 1 patents #30 of 86Top 35%
Overall (All Time): #286,601 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12388269 Power converter device Kimihisa Furukawa 2025-08-12
11296610 Power conversion device, power conversion device control device, and power conversion device control method Kimihisa Furukawa, Shintaro Tanaka, Takae Shimada, Akihiko Kanouda, Mizuki NAKAHARA 2022-04-05
11201559 Power conversion device and power conversion device connection method Kimihisa Furukawa, Yuki Kawaguchi, Akihiko Kanouda 2021-12-14
11152870 Power conversion device Kimihisa Furukawa, Akihiko Kanouda, Hiroyuki Shoji, Takae Shimada, Mitsuhiro KADOTA +1 more 2021-10-19
10615715 Power conversion device, cooling structure, power conversion system, and power supply device Yasuaki Norimatsu, Akihiko Kanouda, Takae Shimada, Mitsuhiro KADOTA, Yuki Kawaguchi +2 more 2020-04-07
10141861 Power conversion unit, power converter and method of manufacturing power converter Yukio Hattori, Hiroshi Kamizuma, Daisuke Matsumoto, Akira MIMA, Tetsuya Kawashima 2018-11-27
10008953 Power conversion device and power conversion method for power conversion device Hiroshi Kamizuma, Yukio Hattori, Tetsuya Kawashima, Akira MIMA, Daisuke Matsumoto 2018-06-26
9917529 Power conversion unit, power converter and method of manufacturing power converter Yukio Hattori, Hiroshi Kamizuma, Daisuke Matsumoto, Akira MIMA, Tetsuya Kawashima 2018-03-13
9906154 Power conversion unit and power conversion device Yukio Hattori, Hiroshi Kamizuma, Tetsuya Kawashima, Akira MIMA, Daisuke Matsumoto 2018-02-27
9887638 Power conversion apparatus with frequency operation change based on input voltage Yasuaki Norimatsu, Akihiko Kanouda, Tadahiko Chida, Takuya Ishigaki, Takae Shimada 2018-02-06
9806622 Power conversion device and power conversion control method for the same Yasuaki Norimatsu, Akihiko Kanouda, Tadahiko Chida, Takuya Ishigaki, Takae Shimada 2017-10-31
9807913 Cooling structure of heating element and power conversion device Daisuke Matsumoto, Akira MIMA, Tetsuya Kawashima, Yukio Hattori, Hiroshi Kamizuma +2 more 2017-10-31
9750125 Power supply apparatus Yasuaki Norimatsu, Akihiko Kanouda, Takuya Ishigaki, Takae Shimada 2017-08-29
9532489 Power conversion device Tetsuya Kawashima, Daisuke Matsumoto, Akira MIMA, Yukio Hattori, Hiroshi Kamizuma 2016-12-27
9497887 Cooling structure for heating element and power converter Daisuke Matsumoto, Akira MIMA, Tetsuya Kawashima, Yukio Hattori, Hiroshi Kamizuma +2 more 2016-11-15
9437797 Cooling structure of heating element and power conversion device Daisuke Matsumoto, Akira MIMA, Tetsuya Kawashima, Yukio Hattori, Hiroshi Kamizuma +2 more 2016-09-06