P

Assignee

METROMAIL CORP

US7 patents

Top patents by PatentIndex Score

US4462585AJul 31, 1984

Thickness adjustable material detector for gripper mechanism

METROMAIL CORP34 citations83
US4571141AFeb 18, 1986

Pallet unloading fixture

METROMAIL CORP24 citations75
US4531726AJul 30, 1985

Bow spring detector for gripper mechanism

METROMAIL CORP10 citations72
US5288063AFeb 22, 1994

Multi-length sheet material conveyor and collator

METROMAIL CORP10 citations66
US4511130AApr 16, 1985

Phase controlled gripper operating system for collator

METROMAIL CORP9 citations66
US4531723AJul 30, 1985

Paper sheet separator

METROMAIL CORP12 citations59
US5033727AJul 23, 1991

In-line chopper to trim backbone of multiple page signatures collated on an inserter

METROMAIL CORP4 citations56