Showing 1–18 of 18 inventors

Rank Inventor Primary Company Patents
1 Kouji Ishikawa Hitachi Construction Machinery Co. 17
2 Shinji Nishikawa Hitachi Construction Machinery Co. 5
3 Takatoshi Ooki Hitachi Construction Machinery Co. 4
#4 Koji Hyodo Hitachi Construction Machinery Co. 3
#4 Manabu Edamura Hitachi Construction Machinery Co. 3
#6 Kouichi Shibata Hitachi Construction Machinery Co. 2
#6 Shinjiro Saito Hitachi Construction Machinery Co. 2
#6 Yasuhiro Yoshimura Canon 2
#9 Yoichi Kowatari Hitachi Construction Machinery Co. 1
#9 Itsumi Udagawa Kunimine Industries Co. 1
#9 Shunji Hachisuka Tokyo Rope Mfg. Co. 1
#9 Fumihiro Matsuda Tokyo Rope Mfg. Co. 1
#9 Takami Kusaki Hitachi Construction Machinery Co. 1
#9 Junichi Oizumi Hitachi 1
#9 Akira Nomoto Hitachi Cable 1
#9 Yoshihiro Inanobe Hitachi Construction Machinery Co. 1
#9 Daisuke Manabe Tokyo Rope Mfg. Co. 1
#9 Yoshiyuki TAKIGAWA Hitachi Construction Machinery Co. 1