DS

Daigo Sugiyama

TK Topy Kogyo Kabushiki Kaisha: 1 patents #71 of 189Top 40%
📍 Toyohashi, JP: #691 of 1,141 inventorsTop 65%
Overall (All Time): #3,594,987 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6294031 Production method of a heat-treated steel member Hiroyuki Takeno, Masahiro Nakajima, Kiyokazu Niwa, Go Morishima 2001-09-25