HS

Hisashi Shiraki

KC Kitagawa Ironworks Co.: 1 patents #1 of 4Top 25%
📍 Fuchu, JP: #18 of 67 inventorsTop 30%
Overall (1989): #104,117 of 140,708Top 75%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4832853 Apparatus for improving characteristics of sand Toshio Nagahisa, Kiyonori Takeda, Takeshi Harada 1989-05-23