P

Assignee

CHECK TECH CORP

US10 patents

Top patents by PatentIndex Score

US5696690ADec 9, 1997

Sheet stacking apparatus

CHECK TECH CORP24 citations91
US5644494AJul 1, 1997

Printing system

CHECK TECH CORP20 citations90
US4560293ADec 24, 1985

Document printing method and apparatus

CHECK TECH CORP47 citations90
US6604017B1Aug 5, 2003

Printing system

CHECK TECH CORP28 citations89
US5867393AFeb 2, 1999

Printing system

CHECK TECH CORP16 citations80
US5748483AMay 5, 1998

Printing system

CHECK TECH CORP12 citations72
US5917727AJun 29, 1999

Sheet registration system

CHECK TECH CORP15 citations70
US4862225AAug 29, 1989

Power supply sequencing circuit for flash fuser

CHECK TECH CORP7 citations70
US5790408AAug 4, 1998

Error recovery in a printing system

CHECK TECH CORP3 citations60
US5237898AAug 24, 1993

Autotaper

CHECK TECH CORP10 citations58