TS

Toshihiro Sakamoto

SC Sumitomo Osaka Cement Co.: 1 patents #2 of 30Top 7%
Overall (2004): #96,422 of 270,089Top 40%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6806113 Optical waveguide device and method for forming optical waveguide device Yasuyuki Miyama, Hirotoshi Nagata, Tetsuya Fujino 2004-10-19