Inventor · Weinheim, DE

Norbert Weis

35Patents

10h-index

28Co-inventors

71Inventor score

Filing activity: Oct 18, 2006 → Jul 23, 2020

Most-cited inventions

Patent	Title	Area	Cited by	Status
US8894315B2	Cleaning device	Human Necessities	30	Active
USD607169S1	Mop housing	General	29	Expired
USD589734S1	Housing for a toilet brush	General	27	Expired
USD606270S1	Mop housing	General	20	Expired
USD621622S1	Broom block	General	16	Expired
USD599969S1	Mop head	General	13	Expired
US7984528B2	Cleaning implement	Emerging Cross-Sectional Technologies	13	Active
US8584300B2	Squeeze mop	Human Necessities	12	Active
USD630022S1	Broom block	General	12	Expired
USD572013S1	Broom body	General	10	Expired
USD572014S1	Broom body	General	9	Expired
US9375076B2	Broom head	Human Necessities	8	Active
US8561245B2	Cleaning implement	Human Necessities	8	Active
USD914307S1	Cleaning brushware	General	7	Active
USD924511S1	Cleaning brushware	General	6	Active
US8161592B2	Cleaning implement	Human Necessities	6	Active
US10238264B2	Torsion wringer having little travel	Human Necessities	3	Active
US8485611B2	Cleaning implement	Human Necessities	3	Active
US9615652B2	Broom head with bristle structure	Human Necessities	3	Active
US9962057B2	Cleaning apparatus with a fluid container	Human Necessities	2	Active
USD593268S1	Mop head	General	2	Expired
US8931494B2	Cleaning container	Human Necessities	2	Active
US9364129B2	Drive system for a cleaning unit, and cleaning unit	Performing Operations; Transporting	2	Active
US10842338B2	Manually-displaceable cleaning device having counter-rotatable rollers	Human Necessities	2	Active
US9427130B2	Mop	Human Necessities	1	Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.