SH

Shigeo Hagino

SC Sumitomo Metal Mining Co.: 1 patents #385 of 736Top 55%
📍 Nerima, JP: #41 of 118 inventorsTop 35%
Overall (All Time): #2,264,093 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5806483 Combustion method for internal combustion engine Yukuaki Mitarai, Takashi Mizusawa 1998-09-15
4577611 Reciprocating internal-combustion engine of low-temperature catalytic-combustion type 1986-03-25