MS

Makio Sei

HI Hitachi: 1 patents #311 of 1,214Top 30%
📍 Oarai, JP: #1 of 2 inventorsTop 50%
Overall (1982): #43,718 of 81,411Top 55%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4309635 Squirrel-cage rotor having end rings of double structure Kunio Miyashita 1982-01-05