HS

Hisaharu Sasaki

SC Shinagawa Refractories Co.: 1 patents #1 of 13Top 8%
Overall (2011): #285,243 of 364,097Top 80%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7939458 Refractory brick Ryosuke Nakamura, Hiroyuki Shikama, Hisashi Tomiya 2011-05-10