KK

Ko Kumai

NC Nippon Kinzoku Co.: 2 patents #12 of 60Top 20%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
📍 Kamakura, JP: #628 of 1,212 inventorsTop 55%
Overall (All Time): #2,341,274 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4647305 Process for manufacturing amorphous alloy powders Tatsuhiko Noda, Tadashi Ichiyama, Takashi Satoh 1987-03-03
4236200 Semiconductor circuit having a series-connected reactor Koji Imai, Sumio Kobayashi, Toshihiko Tsuji 1980-11-25