KK

Katsuaki Kodaka

HC Hitachi Construction Machinery Co.: 29 patents #26 of 1,234Top 3%
📍 Tsukuba, JP: #84 of 2,818 inventorsTop 3%
Overall (All Time): #127,757 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
12276087 Work machine Kento KUMAGAI, Shinya Imura, Genroku Sugiyama, Yasutaka Tsuruga, Takaaki CHIBA 2025-04-15
11891779 Hydraulic excavator Kohei OGURA, Masahiro Kayane, Yoshihiro Shirakawa 2024-02-06
11732441 Construction machine Shinji Nishikawa, Ryousuke Itou 2023-08-22
11454004 Work machine Kento KUMAGAI, Shinya Imura, Genroku Sugiyama, Yasutaka Tsuruga 2022-09-27
11274419 Working machine Shu Shirato, Yoshihiro Shirakawa, Akihiro Narazaki 2022-03-15
11208787 Hydraulic drive system for work machine Masayuki Hagiwara, Mitsuhiko Kanehama 2021-12-28
11149410 Work machine with automatic and manual operating control Kento KUMAGAI, Shinya Imura, Genroku Sugiyama, Yasutaka Tsuruga, Takaaki CHIBA 2021-10-19
11098462 Construction machine Kouhei Ogura 2021-08-24
11041290 Locking system for a work machine Ryohei FUKUCHI, Kazuhiko Mizoguchi, Naoki Hagiwara 2021-06-22
10677268 Construction machine Daiki Itou, Akihiro Narazaki 2020-06-09
10662618 Construction machine Tomoaki Kaneta, Akihiro Narazaki 2020-05-26
10590623 Construction machine Hideo Karasawa 2020-03-17
9657654 Engine speed controller of work machine Masahiro Kayane, Yuuta Nakamura 2017-05-23
9429171 Hydraulic control device of wheeled industrial vehicle Kentaro Itoga, Kazuhiro Ichimura 2016-08-30
9409553 Control device for work vehicle Yuta Nakamura, Masahiro Kayane 2016-08-09
9133604 Hydraulic control device for work machine Tsuyoshi Takayama, Yukihiro Tatsuno 2015-09-15
9051712 Hydraulic system for working machine Yuta Nakamura, Hidetoshi Satake 2015-06-09
8554401 Safety device for hydraulic working machine Hidetoshi Satake, Yuuki Gotou, Yuuji Nagashima, Kazuhiro Ichimura 2013-10-08
8494733 Prime mover rotation speed control system for hydraulically driven vehicle Hidetoshi Satake, Youichi Kowatari, Yuuki Gotou, Kazuhiro Ichimura 2013-07-23
8479898 Work vehicle control device Hidetoshi Satake, Kazuhiro Ichimura 2013-07-09
8443597 Safety device for hydraulic working machine Hidetoshi Satake, Yuuki Gotou, Yuuji Nagashima, Kazuhiro Ichimura 2013-05-21
8388498 Control system for work vehicle Hidetoshi Satake, Kazuhiro Ichimura 2013-03-05
8359140 Pedal lock control device for work vehicle Hidetoshi Satake, Youichi Kowatari, Yuuki Gotou, Kazuhiro Ichimura 2013-01-22
8355846 Pedal lock control device for work vehicle Hidetoshi Satake, Youichi Kowatari, Yuuki Gotou, Kazuhiro Ichimura 2013-01-15
8328296 Work vehicle control device Hidetoshi Satake, Kazuhiro Ichimura 2012-12-11