SO

Seiya Otani

CH Chiyoda: 2 patents #86 of 358Top 25%
NC Nkk Co.: 2 patents #309 of 1,173Top 30%
Overall (All Time): #2,294,787 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5316821 Partition plate for multiple-stage adsorption separator Hiroaki Taniguchi, Kei Yokoyama, Yoshimi Shiroto, Mitsunori Shimura, Osamu Akimoto +1 more 1994-05-31
5200075 Separator Hiroaki Taniguchi, Kei Yokoyama, Yoshimi Shiroto, Mitsunori Shimura, Osamu Akimoto +1 more 1993-04-06