TO

Toshiya Oyamoto

MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
NC Nippon Kokan Co.: 1 patents #290 of 735Top 40%
Overall (All Time): #3,984,426 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4702818 Process for recovering heat of a tar-containing high-temperature gas Katsuaki Makino, Fumio Ogawara 1987-10-27