P

Assignee

HEDMAN COMPANY

US9 patents

Top patents by PatentIndex Score

US5391138AFeb 21, 1995

Sheet feeding system for a sheet folding apparatus

HEDMAN COMPANY19 citations72
US7125374B2Oct 24, 2006

Folding machine with stacking arm

HEDMAN COMPANY6 citations66
US6153048ANov 28, 2000

Pressure sealer roller arrangement

HEDMAN COMPANY15 citations63
US5100249AMar 31, 1992

Check protector with means for printing amount in bands of different colors

HEDMAN COMPANY2 citations57
US7214176B2May 8, 2007

Folding machine with removable plate

HEDMAN COMPANY3 citations56
US7156799B2Jan 2, 2007

Folding machine with stacking arm

HEDMAN COMPANY4 citations55
USD503728SApr 5, 2005

Folding machine

HEDMAN COMPANY0 citations46
US4307970ADec 29, 1981

Key extension for shorthand typewriting machine

HEDMAN COMPANY6 citations46
US5280962AJan 25, 1994

Secure financial instrument and method and apparatus for printing same

HEDMAN COMPANY0 citations45