HH

Hiromichi Hayashi

Ngk Spark Plug Co.: 1 patents #48 of 120Top 40%
Overall (2002): #207,027 of 266,432Top 80%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6395159 Oxygen sensor Kouji Matsuo, Satoshi Ishikawa, Shoji Akatsuka, Shoichi Ohtsuki, Takashi Mizukusa 2002-05-28