Assignee
SPAN TECH CORP
US·9 granted patents·476 citations·filing 1989–1996
Top patents by PatentIndex Score
9 records- 0194US5031757AModular link conveyor system with narrow chainSPAN TECH CORP·Filed 1989·Granted Jul 16, 1991·80 cites·26 claims
- 0293US5497874AArticle engaging insert for modular link conveyorSPAN TECH CORP·Filed 1994·Granted Mar 12, 1996·59 cites·21 claims
- 0393US4953693AModular link conveyor systemSPAN TECH CORP·Filed 1989·Granted Sep 4, 1990·114 cites·27 claims
- 0492US5584373AConveyor system with passive roller transfer assemblySPAN TECH CORP·Filed 1995·Granted Dec 17, 1996·57 cites·11 claims
- 0583US5911305AEndless loop modular conveyor system with drive screwSPAN TECH CORP·Filed 1996·Granted Jun 15, 1999·38 cites·4 claims
- 0683US5690210AModular link conveyor with interdigitating gridSPAN TECH CORP·Filed 1996·Granted Nov 25, 1997·39 cites·13 claims
- 0780US5749454AConveyor system with driven roller transfer assemblySPAN TECH CORP·Filed 1996·Granted May 12, 1998·35 cites·14 claims
- 0875US5070999AHelical conveyor/accumulatorSPAN TECH CORP·Filed 1990·Granted Dec 10, 1991·29 cites·17 claims
- 0968US5462369ABearing lock systemSPAN TECH CORP·Filed 1994·Granted Oct 31, 1995·25 cites·7 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →