TK

Toshifumi Kakinuma

TK Tokyo Keiki: 2 patents #33 of 166Top 20%
📍 Sano, JP: #41 of 108 inventorsTop 40%
Overall (All Time): #2,308,322 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5101856 Electromagnetic directional control valve Kiyoshi Hayashi 1992-04-07
4953590 Electromagnetic directional control valve Kiyoshi Hayashi 1990-09-04