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Yoshio Yoshihara

AC Across Co.: 1 patents #11 of 25Top 45%
JC Japan Powder Metallurgy Co.: 1 patents #4 of 20Top 20%
RI Railway Technical Research Institute: 1 patents #70 of 233Top 35%
Overall (All Time): #3,571,419 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6183667 Titanium-and copper-containing carbon composite material and process for the production thereof Shunichi Kubo, Jitsuji Ikeuchi, Hiroshi Tsuchiya, Yoshitaka Tomiyama, Kojiro Saito +2 more 2001-02-06