SY

Shoichiro Yokoyama

AT Agency Of Industrial Science And Technology: 1 patents #568 of 1,778Top 35%
📍 Murayama, JP: #10 of 30 inventorsTop 35%
Overall (All Time): #1,673,281 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4745129 Chemically-active aqueous solution and solid substance containing divalent iron ions Yoshikatsu Ikari, Chiaki Ohama, Ryosuke Fukui 1988-05-17
4670288 Chemically-active composition containing divalent iron ions Yoshikatsu Ikari, Chiaki Ohama, Ryosuke Fukui 1987-06-02
4216084 Method for treating waste water containing organic contaminants utilizing a magnesia adsorbent Yoshikatsu Ikari, Ryutaro Itaya, Tsuneo Ohkuma 1980-08-05