Assignee
TENNANT
9 granted patents·2 pending applications·223 citations·filing 1978–2007
Top patents by PatentIndex Score
11 records- 0189US7287299B2Simplified rear squeegee linkage for surface cleaning equipmentTENNANT·Filed 2005·Granted Oct 30, 2007·24 cites·11 claims
- 0287US4173056AScrubbing machine with tracking squeegeeTENNANT·Filed 1978·Granted Nov 6, 1979·51 cites·9 claims
- 0384US4206530ASurface maintenance machine having air recirculationTENNANT·Filed 1978·Granted Jun 10, 1980·44 cites·15 claims
- 0481US4194263AScrubbing machine with water regenerationTENNANT·Filed 1978·Granted Mar 25, 1980·47 cites·20 claims
- 0578US6877180B2Street sweeper main broom cutoff flapTENNANT·Filed 2002·Granted Apr 12, 2005·27 cites·20 claims
- 0669US7073661B2Self cleaning conveyor with roller scraper and debris reduction skirtTENNANT·Filed 2004·Granted Jul 11, 2006·12 cites·11 claims
- 0764US7520017B2Street sweeper recirculation flapTENNANT·Filed 2002·Granted Apr 21, 2009·13 cites·9 claims
- 0863US7281625B2Self cleaning conveyorTENNANT·Filed 2006·Granted Oct 16, 2007·4 cites·10 claims
- 0962US7287298B2Low profile side squeegee assemblyTENNANT·Filed 2005·Granted Oct 30, 2007·1 cites·5 claims
- 1057US2008010762A1Simplified rear squeegee linkage for surface cleaning equipmentTENNANT·Filed 2007·Application pending·0 cites
- 1140US2004045584A1Motorized street sweeperTENNANT·Filed 2002·Application pending·0 cites
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