TY

Tsutomu Yamakawa

KT Kabushiki Kaisha Toshiba: 2 patents #287 of 1,928Top 15%
SC Shin-Etsu Chemical Co.: 1 patents #99 of 245Top 45%
📍 Joetsu, JP: #13 of 35 inventorsTop 40%
Overall (2003): #19,884 of 273,478Top 8%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6656408 Method for extrusion molding an extrudable cement-based or gypsum-based hydraulic composition Yoshiaki Sasage, Masaki Tabata 2003-12-02
6590215 Readout circuit for a charge detector Einar Nygard, Nobuyuki Nakamura 2003-07-08
6509565 Discriminator circuit for a charge detector Einar Nygard 2003-01-21