TO

Takatoshi Ooki

HC Hitachi Construction Machinery Co.: 34 patents #18 of 1,234Top 2%
Overall (All Time): #101,926 of 4,157,543Top 3%
34
Patents All Time

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDate
12031298 Work machine 2024-07-09
11466432 Work vehicle Hiroshi Utashiro, Akinori Kamiya, Noritaka Ito, Satoshi Sekino 2022-10-11
10669695 Hydraulic driving device for working machine Masamichi Ito 2020-06-02
10584722 Hydraulic fluid energy regeneration apparatus of work machine Seiji Hijikata, Kouji Ishikawa, Shinya Imura 2020-03-10
10301793 Hydraulic drive system for work machine Seiji Hijikata, Kouji Ishikawa, Shinya Imura 2019-05-28
10280593 Hydraulic fluid energy regeneration device for work machine Seiji Hijikata, Kouji Ishikawa, Shinya Imura 2019-05-07
10221871 Construction machinery Shinya Imura, Hidetoshi Satake, Kouji Ishikawa, Seiji Hijikata, Shinji Nishikawa 2019-03-05
10184228 Hydraulic driving device of work machine Masamichi Ito, Kiwamu Takahashi 2019-01-22
10161108 Hydraulic fluid energy recovery system for work Seiji Hijikata, Kouji Ishikawa, Shinya Imura 2018-12-25
10030361 Construction machine Seiji Hijikata, Kouji Ishikawa, Shinya Imura 2018-07-24
9926951 Energy regeneration system for construction machine Seiji Hijikata 2018-03-27
9926950 Hydraulic system for construction machinery Seiji Hijikata, Kouji Ishikawa 2018-03-27
9581176 Construction machine having revolving structure Shiho Izumi, Manabu Edamura, Kouichi Shibata, Manabu Sugiura 2017-02-28
9574324 Work machine Hidetoshi Satake, Manabu Edamura, Shinji Nishikawa, Kouichi Shibata 2017-02-21
9394670 Construction machine Seiji Hijikata, Kouji Ishikawa, Shinya Imura 2016-07-19
9290908 Hybrid construction machine Takenori Hiroki, Manabu Edamura, Toshihiko Ishida, Manabu Sugiura, Hidetoshi Satake +2 more 2016-03-22
9285023 Hydraulic drive of operating machine Kouji Ishikawa, Hidetoshi Satake, Shinji Nishikawa 2016-03-15
9260838 Control system for construction machine Shingo Sawada, Kouji Ishikawa, Hidetoshi Satake, Shinji Nishikawa 2016-02-16
9249879 Hydraulic drive system for hydraulic working machine Kouji Ishikawa, Yusuke Kajita, Hidetoshi Satake 2016-02-02
9133602 Information management system for construction machine Kouji Ishikawa, Hidetoshi Satake, Shinji Nishikawa 2015-09-15
9065361 Hybrid construction machine Shinji Ishihara, Shinya Imura, Seiji Ishida, Masatoshi Hoshino, Hidetoshi Satake +2 more 2015-06-23
9038375 Hydraulic working machine Satoshi Iwasaki, Kouji Ishikawa, Hidetoshi Satake, Shinji Nishikawa 2015-05-26
9020707 Construction machine having swing body Shinya Imura, Seiji Ishida, Kouji Ishikawa, Yusuke Kajita, Hidetoshi Satake +1 more 2015-04-28
9010088 Working machine Kouji Ishikawa, Hidetoshi Satake, Shinji Nishikawa 2015-04-21
9013289 Display device for work machine Shinji Nishikawa, Kouji Ishikawa, Keiichiro Nakamura 2015-04-21