MS

Makoto Sugimoto

Ngk Spark Plug Co.: 1 patents #31 of 117Top 30%
Overall (2005): #141,509 of 245,428Top 60%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6838809 Chromate film-containing plug metal component and method for producing the same Hiroaki Nasu, Wataru Matsutani, Mitsuru Yoshida 2005-01-04