DL

David H. Leifheit

SS S. C. Johnson & Son: 12 patents #121 of 1,588Top 8%
TD The Drackett: 3 patents #15 of 99Top 20%
📍 Racine, WI: #66 of 1,018 inventorsTop 7%
🗺 Wisconsin: #2,680 of 40,088 inventorsTop 7%
Overall (All Time): #297,899 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
10406545 Nozzle assembly and method for fluid dispensing Ronald H. Spang, Jr., Matthew T. Mcdonnell, Cory J. Nelson, Matthew N. Thurin, Philip M. Anthony, III +3 more 2019-09-10
9839927 Nozzle assembly and method for fluid dispensing Ronald H. Spang, Jr., Matthew T. Mcdonnell, Cory J. Nelson, Matthew N. Thurin, Philip M. Anthony, III +3 more 2017-12-12
8403183 Device for attaching a dip tube to a fluid container Cathal L. Fahy, Timothy R. Bartlett, Kenneth W. Michaels, Rene Maurice Beland, Peter M. Neumann +1 more 2013-03-26
8328894 Dust prevention and removal device Matthew N. Thurin, Jeremy F. Knopow, Patrick C. Sanders, Julie L. Bates, Nitin Sharma +1 more 2012-12-11
D643099 Filter frame for a dust removal and prevention device Julie L. Bates 2011-08-09
D628281 Dust prevention and removal device Julie L. Bates, Patrick C. Sanders, Nitin Sharma 2010-11-30
7635097 Automated cleansing sprayer having separate cleanser and air vent paths from bottle Amber N. D. Mazooji, Terry M. Kovara, Peter M. Neumann, Michael W. Allen, Paul M. Blankenship +1 more 2009-12-22
7308990 Automated cleansing sprayer having separate cleanser and air vent paths from bottle Amber N. D. Mazooji, Terry M. Kovara, Peter M. Neumann, Michael W. Allen, Paul M. Blankenship +1 more 2007-12-18
7021494 Automated cleansing sprayer having separate cleanser and air vent paths from bottle Amber N. D. Mazooji, Terry M. Kovara, Peter M. Neumann, Michael W. Allen, Paul M. Blankenship +1 more 2006-04-04
6971549 Bottle adapter for dispensing of cleanser from bottle used in an automated cleansing sprayer Terry M. Kovara, Peter M. Neumann, Amber N. D. Mazooji 2005-12-06
6264963 Skin care composition with improved skin hydration capability David Buri 2001-07-24
5691287 Low irritation cleansing bar William A. Villars 1997-11-25
5492540 Soft surface cleaning composition and method with hydrogen peroxide Fred L. Billman, Wayne M. Rees 1996-02-20
5126070 Chlorine dioxide generator Richard S. Hutchings 1992-06-30
4998671 Multiple compartment flexible package 1991-03-12
4743395 Thickened acid cleaner compositions containing quaternary ammonium germicides and having improved thermal stability 1988-05-10