II

Ikuko Ishiyama

NI Ngk Insulators: 1 patents #1,271 of 2,083Top 65%
Overall (All Time): #3,717,024 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5634952 Exhaust gas filter and apparatus for treating exhaust gases using the same Yoshiyuki Kasai, Yoshiro Ono 1997-06-03