KF

Kazuo Fujishima

HC Hitachi Construction Machinery Co.: 32 patents #20 of 1,234Top 2%
Overall (All Time): #112,181 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDate
11640425 Inspection support system for construction machine, management server, and inspection report creation system Takami Kusaki, Tomohiro Yoshida, Masutaka KUMASAKA, Satoshi INOSE 2023-05-02
9863124 Construction machinery Shinji Ishihara, Masatoshi Hoshino 2018-01-09
9816252 Hydraulic work machine Masatoshi Hoshino, Shinji Ishihara 2017-11-14
9421873 Construction machine Seiji Ishida, Masataka Sasaki, Yusuke Kajita, Hidetoshi Satake, Manabu Edamura +1 more 2016-08-23
9399856 Hydraulic working machine Yusuke Kajita, Mitsuo Sonoda, Masatoshi Hoshino, Akira Nakayama, Junji Yamamoto +4 more 2016-07-26
9284718 Power regeneration device for operating machine Seiji Hijikata 2016-03-15
9212469 Work machine Tsutomu Udagawa, Koji Ishikawa, Hidetoshi Satake, Yuichi Kunitomo 2015-12-15
8938338 System for controlling construction machine Kohei Sakurai, Kotaro Shimamura 2015-01-20
8924100 Hybrid construction machine Shinya Imura, Seiji Ishida, Hidetoshi Satake, Yusuke Kajita, Takatoshi Ooki 2014-12-30
8874327 Control device for hybrid construction machinery Shinji Ishihara, Shinya Imura, Masatoshi Hoshino 2014-10-28
8659177 Motive power regeneration system for working machine Mitsuo Sonoda, Seiji Hijikata 2014-02-25
8204655 Construction machine Kunitsugu Tomita, Akinori Ishii 2012-06-19
8137047 Double-arm working machine Akinori Ishii, Kunitsugu Tomita 2012-03-20
7831362 Position measuring system for working machine Hideto Ishibashi 2010-11-09
7532967 Excavation teaching apparatus for construction machine Hideto Ishibashi 2009-05-12
6782644 Remote control system and remote setting system for construction machinery Tooru Kurenuma, Hiroshi Ogura, Hideto Ishibashi 2004-08-31
6766600 Display device and display controller of construction machinery Hiroshi Ogura, Hiroshi Watanabe, Sadahisa Tomita 2004-07-27
6532409 Target excavation surface setting device for excavation machine, recording medium therefor and display unit Hiroshi Watanabe, Hiroshi Ogura, Sadahisa Tomita 2003-03-11
6430490 Hydraulic circuit control device of construction machinery Hiroshi Watanabe, Shuji Ohira, Hiroshi Ogura, Masakazu Haga, Sadahisa Tomita 2002-08-06
6275757 Device for controlling limited-area excavation with construction machine Hiroshi Watanabe, Masakazu Haga 2001-08-14
6169948 Front control system, area setting method and control panel for construction machine Hiroshi Watanabe, Masakazu Haga, Takashi Nakagawa 2001-01-02
6076029 Slope excavation controller of hydraulic shovel, target slope setting device and slope excavation forming method Hiroshi Watanabe, Masakazu Haga 2000-06-13
5968104 Front control system for construction machine Eiji Egawa, Masakazu Haga, Hiroshi Watanabe 1999-10-19
5960378 Excavation area setting system for area limiting excavation control in construction machines Hiroshi Watanabe, Toichi Hirata, Masakazu Haga 1999-09-28
5918527 Locus control system for construction machines Masakazu Haga, Hiroshi Watanabe 1999-07-06