DM

David McKnight

FL Freudenberg Household Products Lp: 4 patents #6 of 22Top 30%
TL The Libman: 2 patents #11 of 29Top 40%
CK Carl Freudenberg Kg: 1 patents #276 of 679Top 45%
📍 Hinsdale, IL: #53 of 355 inventorsTop 15%
🗺 Illinois: #13,022 of 84,256 inventorsTop 20%
Overall (All Time): #737,141 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8931494 Cleaning container Norbert Weis, Ralf Juergens 2015-01-13
7984528 Cleaning implement Robert Giacolo, Norbert Weis 2011-07-26
D633673 Cloth 2011-03-01
D633672 Pad 2011-03-01
D630022 Broom block Robert Giacolo, Norbert Weis 2011-01-04
D621622 Broom block Robert Giacolo, Norbert Weis 2010-08-17
7624469 Cleaning implement Paul B. Specht, Paul M. Lesley 2009-12-01