SA

Shoji Akatsuka

Ngk Spark Plug Co.: 3 patents #4 of 120Top 4%
Overall (2002): #21,223 of 266,432Top 8%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6500322 Gas sensor Kouji Matsuo, Masahiro Asai, Satoshi Ishikawa 2002-12-31
6395159 Oxygen sensor Kouji Matsuo, Satoshi Ishikawa, Shoichi Ohtsuki, Takashi Mizukusa, Hiromichi Hayashi 2002-05-28
6383353 Oxygen sensor Satoshi Ishikawa, Masahiro Asai 2002-05-07