YF

Yukihisa Fujima

MM Mitsubishi Mining: 2 patents #467 of 2,247Top 25%
Overall (All Time): #2,326,474 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4962711 Method of burning solid fuel by means of a fluidized bed Yasuhiro Yamauchi, Yoshihisa Arakawa, Kiyomasa Takenaga, Hirokazu Hino 1990-10-16
4669398 Pulverized fuel firing apparatus Yasuro Takahashi, Kimishiro Tokuda 1987-06-02