YO

Yoshishige Ohyama

HI Hitachi: 1 patents #814 of 2,935Top 30%
📍 Hitachinaka, JP: #68 of 240 inventorsTop 30%
Overall (1989): #40,495 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4850219 Method and apparatus for measuring the quantity of intake air based on the temperature variation caused by heat dissipation Minoru Ohsuga 1989-07-25