MY

Masamitsu Yamaki

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HC Hitachi Building Systems Co.: 1 patents #12 of 53Top 25%
Overall (All Time): #3,585,318 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6247574 Escalator installation method Yukihiro Yamaguchi, Chuichi Saito 2001-06-19