YO

Yoshio Ohba

AC Asahitec Co.: 1 patents #15 of 29Top 55%
Overall (All Time): #3,443,538 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6866726 Non-austemper treated spheroidal graphite cast iron Katsumi Suzuki, Noriyuki Nakajima, Takahiro Ono 2005-03-15