Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–19 of 19 inventors

Rank Inventor Primary Company Patents
1 Shinji Takeuchi Daiwa Seiko Co. 5
2 Ikuo Kamada Komatsu 2
2 Toshihiko Sakashita Panasonic 2
2 Nobuo Matsuyama Komatsu 2
#5 Atsushi Shirao Komatsu 1
#5 Asami Iwamoto Mazda Motor 1
#5 Masahide Sunata Komatsu 1
#5 Akio Kawato Komatsu 1
#5 Chisato Furukawa Kabushiki Kaisha Toshiba 1
#5 Kazunori Kuromoto Komatsu Shisakusho 1
#5 Kiyokazu Baba Komatsu Shisakusho 1
#5 Akio Yoshioka Sony 1
#5 Takahiro Iriyama 1
#5 Kouichi Tokui 1
#5 Yuuki Nagata 1
#5 Kenjiro Shimada Komatsu 1
#5 Hirohide Satou Komatsu 1
#5 Akira Matsue Komatsu 1
#5 Yasushi Hatanaka Komatsu 1