SI

Sadao Ichikawa

Mitsubishi Electric: 1 patents #400 of 1,307Top 35%
Ngk Spark Plug Co.: 1 patents #29 of 96Top 35%
📍 Ebeye: #84 of 344 inventorsTop 25%
Overall (1989): #59,415 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4839018 Air/fuel ratio detector Tetsusyo Yamada 1989-06-13