SE

Shigehisa Endoh

DC Dowa Mining Co.: 1 patents #157 of 324Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Tsukuba, JP: #1,768 of 2,818 inventorsTop 65%
Overall (All Time): #3,716,082 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5630554 Method of separating and recovering valuable metals and non-metals from composite materials Chiaki Izumikawa, Hiroyuki Iwata, Hitoshi Ohya 1997-05-20