TK

Takeshi Kawai

Ngk Spark Plug Co.: 1 patents #8 of 47Top 20%
📍 Yokohama, JP: #105 of 177 inventorsTop 60%
Overall (1997): #72,095 of 185,788Top 40%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5700367 Method and apparatus for controlling the energizing of a heater in an oxygen sensor Tessho Yamada, Katsuhisa Yabuta, Hideki Toyoda 1997-12-23