YT

Yasumasa Todoroki

HI Hitachi: 1 patents #814 of 2,935Top 30%
📍 Ibaraki, JP: #110 of 447 inventorsTop 25%
Overall (1989): #41,689 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4887940 Multistage fluid machine Haruo Miura, Shigenobu Ohashi 1989-12-19