MS

Masao Sumi

MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
UN Unitika: 1 patents #257 of 620Top 45%
📍 Nara, JP: #1,375 of 2,795 inventorsTop 50%
Overall (All Time): #2,311,628 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5145753 Solid electrolyte fuel cell Mitsuhiro Irino, Tetsuo Gora, Masaharu Minami, Hitoshi Miyamoto, Nobuyoshi Tomita +7 more 1992-09-08
4442252 Cold-set adhesive compositions comprising polyvinyl alcohol for paper and paper board Junichi Suenaga, Masazo Takenaka, Itaru Murano, Mikio Tanabe, Kiyoshi Hirai 1984-04-10