P

Assignee

SUDO MICHIO

3 patents

Top patents by PatentIndex Score

US4251197AFeb 17, 1981

Stretching apparatus of a flattened cylindrical film

SUDO MICHIO4 citations60
US4047997ASep 13, 1977

Method for manufacturing a flattened cylindrical film consisting of layers of thermoplastic resin stretched lengthwise and crosswise

SUDO MICHIO4 citations60
US4017229AApr 12, 1977

Apparatus for uniting concentrically extruded tubular films of thermoplastic synthetic resin

SUDO MICHIO1 citations49