HN

Hisaharu Nishio

Ngk Spark Plug Co.: 1 patents #29 of 96Top 35%
📍 Tokai, JP: #2 of 5 inventorsTop 40%
Overall (1989): #104,532 of 140,708Top 75%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4883643 Oxygen sensor protected against contaminants Toshio Okumura 1989-11-28