KH

Katsutaka Hara

HC Hitachi Construction Machinery Co.: 4 patents #303 of 1,234Top 25%
KC Kcm: 2 patents #23 of 84Top 30%
Overall (All Time): #952,969 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11274745 Wheel loader Koji Hyodo, Masashi Yamashita, Tetsuji Tanaka, Masaki Nukii, Isamu Aoki 2022-03-15
9957695 Work machine Takashi Takeyama, Keigo Kikuchi, Masashi Yamashita 2018-05-01
9458605 Work vehicle Koji Hyodo, Takashi Takeyama, Tetsuji Tanaka, Isamu Aoki, Tatsuo Oouchi 2016-10-04
9091221 Engine speed control device for industrial vehicle Koji Hyodo, Masaki Yoshikawa, Tadayoshi Aoki 2015-07-28
8744702 Work vehicle control device Koji Hyodo, Masaki Yoshikawa, Ei Takahashi 2014-06-03