SU

Shin-ichi Umejima

NC Nippon Petrochemicals, Co.: 2 patents #116 of 359Top 35%
PI Polymer Processing Research Institute: 2 patents #18 of 38Top 50%
Overall (All Time): #2,164,047 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6984350 Method of and apparatus for manufacturing a web having filaments aligned in a transverse direction Yuki Kuroiwa, Kazuhiko Kurihara, Kazuhiro Yabe, Yoshiro Morino 2006-01-10
6524521 Method of and apparatus for manufacturing longitudinally aligned nonwoven fabric Yuki Kuroiwa, Kazuhiko Kurihara, Kazuhiro Yabe, Akira Nii 2003-02-25