SK

Sadayuki Kawai

SC Secom Co.: 1 patents #6 of 47Top 15%
Overall (All Time): #4,037,550 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4459213 Fire-extinguisher composition Yasuzo Uchida, Koichi Sugita, Hitoshi Nagasaki, Yoichi Shirakawa 1984-07-10