YH

Yu Hayakawa

JP Japan Polychem: 1 patents #37 of 104Top 40%
📍 Yokkaichi, JP: #1,376 of 2,072 inventorsTop 70%
Overall (All Time): #3,496,802 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6825280 Propylene block copolymer and propylene resin composition Tsuyoshi Ogasawara, Yuuji Fujita, Masao Sakaizawa, Kimiho Kosegaki, Toshihiko Sugano +5 more 2004-11-30