YA

Yoshiharu Ao

RC Riken Keiki Co.: 1 patents #3 of 6Top 50%
Overall (2004): #83,711 of 270,089Top 35%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6744373 Portable gas alarm device Junichi Koyano, Shuji Tajima, Masahide Kitamura 2004-06-01