Inventor · disambiguated record
Kenneth L. Symensma
Also filed as: SYMENSMA KENNETH L
13 granted patents·400 citations·filing 1994–2004
94Inventor score
Top patents by PatentIndex Score
13 records- 0188US6131238ASelf-propelled upright vacuum cleaner with offset agitator and motor pivot pointsHOOVER CO·Filed 1998·Granted Oct 17, 2000·69 cites·37 claims
- 0286US6158084AVacuum cleaner agitator controlHOOVER CO·Filed 1999·Granted Dec 12, 2000·61 cites·23 claims
- 0379US7533439B2Handle assembly for a cleaning apparatusHEALTHY GAIN INVEST LTD·Filed 2004·Granted May 19, 2009·31 cites·16 claims
- 0475US6725498B2Recovery tank assemblyHOOVER CO·Filed 2002·Granted Apr 27, 2004·24 cites·40 claims
- 0574US6134746AHand held turbine powered extractor nozzleHOOVER CO·Filed 1999·Granted Oct 24, 2000·39 cites·20 claims
- 0671US5974622ATransmission neutral locking arrangement for a self-propelled vacuum cleanerHOOVER CO·Filed 1998·Granted Nov 2, 1999·39 cites·16 claims
- 0770US6237189B1Vacuum cleaner suction nozzle configurationHOOVER CO·Filed 1999·Granted May 29, 2001·31 cites·13 claims
- 0869US6006402AVacuum cleaner suction nozzle configurationHOOVER CO·Filed 1997·Granted Dec 28, 1999·30 cites·20 claims
- 0964US7340797B2Recovery tank for a cleaning apparatusHOOVER CO·Filed 2004·Granted Mar 11, 2008·20 cites·15 claims
- 1061US6038732AVacuum cleaner nozzle adapterHOOVER CO·Filed 1998·Granted Mar 21, 2000·24 cites·14 claims
- 1157US6401296B1Vacuum cleaner nozzle adapterHOOVER CO·Filed 2000·Granted Jun 11, 2002·5 cites·14 claims
- 1255US5548866ACleaning solution applicatorHOOVER CO·Filed 1994·Granted Aug 27, 1996·21 cites·13 claims
- 1332US5799361ACleaning solution applicatorHOOVER CO·Filed 1996·Granted Sep 1, 1998·6 cites·26 claims
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