HK

Hirofumi Katsurayama

MI Mitsui Petrochemical Industries: 2 patents #322 of 1,024Top 35%
UN Unicharm: 2 patents #306 of 624Top 50%
📍 Inabe, JP: #20 of 53 inventorsTop 40%
Overall (All Time): #2,291,176 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5275884 Split fibers, integrated split fiber articles and method for preparing the same Kazunari Nishino, Shuzo Sasagawa, Takamitsu Igaue, Tsutomu Kido 1994-01-04
5188895 Split fibers, integrated split fiber articles and method for preparing the same Kazunari Nishino, Shuzo Sasagawa, Takamitsu Igaue, Tsutomu Kido 1993-02-23