YO

Yusaku Onuma

HC Hitachi Industrial Equipment Systems Co.: 11 patents #33 of 550Top 6%
Overall (All Time): #437,493 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12341447 Power conversion device Kazuaki Tobari, Takuya Sugimoto, Hiroshi Watanabe, Mutsuo Tokashiki 2025-06-24
12088228 Power conversion device and control method thereof Takuya Sugimoto 2024-09-10
11909341 Power conversion device and method for controlling same Takuya Sugimoto 2024-02-20
11870384 Speed calculation device and power conversion device Hiroshi Watanabe, Masataka Sasaki, Masahiro Hiraga, Yusuke Arao, Atsuhiko Nakamura +2 more 2024-01-09
11575338 Power conversion device Kazuaki Tobari, Agnes HADINATA, Atsuhiko Nakamura, Hiroshi Watanabe, Takuya Sugimoto +1 more 2023-02-07
11437944 Power conversion device Kazuaki Tobari, Yoshitaka Iwaji, Agnes HADINATA, Takuya Sugimoto, Atsuhiko Nakamura +2 more 2022-09-06
11424707 Power conversion apparatus Kazuaki Tobari, Yoshitaka Iwaji, Agnes HADINATA, Atsuhiko Nakamura, Takuya Sugimoto 2022-08-23
11273712 AC electric motor control device Yoshitaka Iwaji, Kazuaki Tobari, Yuuta Iwase 2022-03-15
10903767 Synchronous motor control apparatus Agnes HADINATA, Yoshitaka Iwaji, Kazuaki Tobari, Takuya Sugimoto, Masato Ohya 2021-01-26
8581531 Power converter device Yusuke Arao 2013-11-12
8362722 Power converter device Yusuke Arao 2013-01-29