SH

Shinichi Hiramatsu

Ngk Spark Plug Co.: 1 patents #31 of 117Top 30%
📍 Okazaki, JP: #15 of 37 inventorsTop 45%
Overall (2005): #103,457 of 245,428Top 45%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6923699 Method of making a spark plug Yoshihiro Matsubara, Masahiro Ishikawa, Kazumi Kawamura 2005-08-02