LD

Larry Duwell

KO Kohler: 3 patents #380 of 998Top 40%
Overall (All Time): #1,434,193 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11021863 Pre-primed siphonic toilet Andrew L. Smith, Billy Jack Ahola, Mark E. Baumgartner, Don Bogenschuetz, Peter W. Swart +1 more 2021-06-01
10428509 Pre-primed siphonic toilet Andrew L. Smith, Billy Jack Ahola, Mark E. Baumgartner, Don Bogenschuetz, Peter W. Swart +1 more 2019-10-01
9988802 Pre-primed siphonic toilet Andrew L. Smith, Billy Jack Ahola, Mark E. Baumgartner, Don Bogenschuetz, Peter W. Swart +1 more 2018-06-05