SO

Shoichi Ohtsuki

Ngk Spark Plug Co.: 2 patents #703 of 1,594Top 45%
Overall (All Time): #2,201,059 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6548023 Gas sensor Kouji Matsuo, Shoji Akatsuka, Satoshi Ishikawa 2003-04-15
6395159 Oxygen sensor Kouji Matsuo, Satoshi Ishikawa, Shoji Akatsuka, Takashi Mizukusa, Hiromichi Hayashi 2002-05-28