YY

Yoshinori Yamagishi

SM Shin Caterpillar Mitsubishi: 3 patents #24 of 184Top 15%
DC Dowa Mining Co.: 1 patents #157 of 324Top 50%
Overall (All Time): #1,263,226 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6942742 Copper-based alloy excellent in dezincing resistance 2005-09-13
6076488 Cooling device for a construction machine 2000-06-20
5692376 Control circuit for a construction machine Masatoshi Miki, Makoto Hirano 1997-12-02
5692377 Apparatus for controlling lifting operation Naoyuki Moriya, Kazunori Yoshino, Nobuaki Matoba 1997-12-02