NO

Naoyuki Okamoto

Ngk Spark Plug Co.: 1 patents #40 of 76Top 55%
Overall (1994): #87,921 of 165,921Top 55%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5362551 Ceramic substrate Hidetoshi Mizutani, Kazunori Miura, Kazuo Kondo 1994-11-08