HS

Hiroshige Sugiyama

TK Toyo Boseki Kabushiki Kaisha: 1 patents #541 of 1,085Top 50%
Overall (All Time): #2,310,478 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5128415 Process for preparing polyethylene articles of high tensile strength and modulus and low creep and articles thus obtained Cornelis Wilhelmus Maria Bastiaansen, Yasuo Ohta 1992-07-07
4364996 Synthetic fibers having down/feather-like characteristics and suitable for wadding 1982-12-21