NK

Nobuhisa Kamikawa

KC Kanzaki Kokyukoki Mfg. Co.: 5 patents #56 of 208Top 30%
KO Komatsu: 5 patents #350 of 2,087Top 20%
KS Komatsu Shisakusho: 2 patents #235 of 885Top 30%
Overall (All Time): #411,049 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
10890252 Control mechanism for stepless transmission Jun Matsuura 2021-01-12
10794480 Control mechanism for stepless transmission Jun Matsuura, Syouto Yoshimoto, Koji Iwaki, Masaru Iida, Toshifumi Yasuda 2020-10-06
7775309 Pump unit Ryota Ohashi, Hironori Sumomozawa, Masahisa Kawamura 2010-08-17
7677038 Pump unit Ryota Ohashi, Hironori Sumomozawa, Masahisa Kawamura 2010-03-16
7370476 Pump system, charge relief mechanism and oil pressure control mechanism Masahisa Kawamura, Takeaki Nozaki, Kengo Sasahara 2008-05-13
5983151 Tractive force control apparatus and method for construction equipment Toshikazu Okada, Hidekazu Nagase, Shigeru Yamamoto, Noriaki Namiki 1999-11-09
5950141 Dozing system for bulldozer Shigeru Yamamoto, Hidekazu Nagase, Hiroshi Itogawa 1999-09-07
5862868 Bulldozer blade pitch control method and controller for the same Shigeru Yamamoto, Toshikazu Okada, Noriaki Namiki 1999-01-26
5799737 Blade apparatus and its control method in bulldozer Naomi Kobayashi, Noriaki Namiki, Norihisa Matsumoto 1998-09-01
5620053 Blade apparatus and its control method in bulldozer Toshikazu Okada, Hidekazu Nagase, Naomi Kobayashi, Hiroshi Itogawa, Noriaki Namiki +2 more 1997-04-15
5551524 Remote control apparatus of a construction machine Shigeru Yamamoto, Shigenori Matsushita, Kazushi Nakata 1996-09-03
5077974 Constant power displacement control cutoff system with adjustable relief valve Kimio Nishida 1992-01-07