Assignee
WESSEL WERK GMBH
21 granted patents·558 citations·filing 1978–2023
Top patents by PatentIndex Score
21 records- 0195US7222393B2Vacuum cleaner nozzle for floors and carpetsWESSEL WERK GMBH·Filed 2004·Granted May 29, 2007·201 cites·14 claims
- 0295USD473687SVacuum cleaner nozzleWESSEL WERK GMBH·Filed 2002·Granted Apr 22, 2003·74 cites·1 claims
- 0389USD333539SSuction cleaner nozzleWESSEL WERK GMBH·Filed 1989·Granted Feb 23, 1993·46 cites·1 claims
- 0488USD621564SVacuum cleaner headWESSEL WERK GMBH·Filed 2009·Granted Aug 10, 2010·38 cites·1 claims
- 0578US9414729B2Robotic vacuum cleaner having a multiple arrangement of side brushesWESSEL-WERK GMBH·Filed 2015·Granted Aug 16, 2016·8 cites·10 claims
- 0677US5564161AVacuum cleaner nozzleWESSEL WERK GMBH·Filed 1994·Granted Oct 15, 1996·54 cites·9 claims
- 0775US6672735B2Suction head for a suction cleaning deviceWESSEL WERK GMBH·Filed 2001·Granted Jan 6, 2004·24 cites·6 claims
- 0871USD333021SSuction cleaner nozzleWESSEL WERK GMBH·Filed 1989·Granted Feb 2, 1993·15 cites·1 claims
- 0968US12471746B2Vacuum cleaner nozzleWESSEL WERK GMBH·Filed 2023·Granted Nov 18, 2025·0 cites·16 claims
- 1068US6823559B2Front brush attachment device for vacuum cleanerWESSEL WERK GMBH·Filed 2002·Granted Nov 30, 2004·17 cites·7 claims
- 1168USD333022SSuction cleaner nozzleWESSEL WERK GMBH·Filed 1989·Granted Feb 2, 1993·13 cites·1 claims
- 1261US7251856B2Vacuum cleaner nozzle for floors and carpetsWESSEL WERK GMBH·Filed 2004·Granted Aug 7, 2007·10 cites·5 claims
- 1360US6581240B2Brush attachment for vacuum cleanersWESSEL WERK GMBH·Filed 2001·Granted Jun 24, 2003·9 cites·6 claims
- 1460US6385811B1Suction head for floor vacuum cleanersWESSEL WERK GMBH·Filed 2000·Granted May 14, 2002·12 cites·9 claims
- 1551US5497532AVacuum cleaner nozzleWESSEL WERK GMBH·Filed 1994·Granted Mar 12, 1996·24 cites·8 claims
- 1638US9526388B2Upright vacuumWESSEL-WERK GMBH·Filed 2015·Granted Dec 27, 2016·0 cites·5 claims
- 1738US6675438B2Vacuum-cleaner floor headWESSEL WERK GMBH·Filed 2002·Granted Jan 13, 2004·0 cites·2 claims
- 1836USD619772SVacuum cleaner headWESSEL WERK GMBH·Filed 2009·Granted Jul 13, 2010·2 cites·1 claims
- 1935US11019969B2Convertible vacuum-cleaner nozzleWESSEL WERK GMBH·Filed 2018·Granted Jun 1, 2021·0 cites·14 claims
- 2032US6209169B1Turbine-powered brush nozzle for vacuum cleanerWESSEL WERK GMBH·Filed 1999·Granted Apr 3, 2001·9 cites·3 claims
- 2118US4243425AMethod of refining the silicatic slag phase obtained in the thermal recovery of phosphorus from phosphatesWESSEL WERK GMBH·Filed 1978·Granted Jan 6, 1981·2 cites·20 claims
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