Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Triple channel wave screw

Triple channel wave screw

US Patent 5219590 · Granted Jun 15, 1993

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Multichannel wave screw with a slush channel barrier section2000
Method for reconfiguring finishing rolls in a plastic sheet fabrication sheetlin1995
Triple channel wave screw1994
Triple channel wave screw1994
Multi-channel extrusion screw with a zig-zag undercut barrier1991
Apparatus for reconfiguring finishing rolls in a plastic sheet fabrication sheet1991
Method of injection molding employing multichannel wave screw1982
Extrusion method with short cycle multichannel wave screw1982
Injection molding machine with multichannel wave screw1981
Extruder with short cycle multichannel wave screw1981