MM

Masayoshi Matsui

Ngk Spark Plug Co.: 1 patents #45 of 169Top 30%
Overall (2004): #161,286 of 270,089Top 60%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6776032 Misfire deciding method and misfire deciding system for internal combustion engines Koji Okazaki 2004-08-17