HS

Hisao Sonobe

HI Hitachi: 1 patents #311 of 1,214Top 30%
📍 Naka, JP: #3 of 4 inventorsTop 75%
Overall (1982): #58,399 of 81,411Top 75%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4330033 Constant pressure type ebullient cooling equipment Sadayuki Okada 1982-05-18