LD

Lawrence E. Duwell

KO Kohler: 21 patents #75 of 998Top 8%
Overall (All Time): #190,098 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12345035 Toilet with non-vitreous flush engine Billy Jack Ahola, Andrew L. Smith, Mark E. Baumgartner, Donald G. Bogenschuetz, Tobin J. Vetting +1 more 2025-07-01
12163321 Universal canister flush valve Andrew L. Smith, Billy Jack Ahola, Donald G. Bogenschuetz, Peter W. Swart, Jeffrey T. Laundre +9 more 2024-12-10
11866921 Toilet with non-vitreous flush engine Billy Jack Ahola, Andrew L. Smith, Mark E. Baumgartner, Donald G. Bogenschuetz, Tobin J. Vetting +1 more 2024-01-09
11761189 Plumbing fixture with drain-casted jet orifice Andrew L. Smith, Donald G. Bogenschuetz, Billy Jack Ahola, Peter W. Swart, Scott R. Krebs 2023-09-19
11421413 Plumbing fixture with drain-casted jet orifice Andrew L. Smith, Donald G. Bogenschuetz, Billy Jack Ahola, Peter W. Swart, Scott R. Krebs 2022-08-23
11401132 Retractable cord management system Andrew L. Smith, Billy Jack Ahola, Alexander V. LeTourneau, Scott R. Krebs, Donald G. Bogenschuetz +1 more 2022-08-02
11286655 Universal canister flush valve Andrew L. Smith, Billy Jack Ahola, Donald G. Bogenschuetz, Peter W. Swart, Jeffrey T. Laundre +9 more 2022-03-29
11180910 Toilet with non-vitreous flush engine Billy Jack Ahola, Andrew L. Smith, Mark E. Baumgartner, Donald G. Bogenschuetz, Tobin J. Vetting +1 more 2021-11-23
11028567 Plumbing fixture with drain-casted jet orifice Andrew L. Smith, Donald G. Bogenschuetz, Billy Jack Ahola, Peter W. Swart, Scott R. Krebs 2021-06-08
10738448 Toilet coupling Peter W. Swart, John F. Emmerling, Scott R. Krebs, Billy Jack Ahola, Andrew L. Smith +1 more 2020-08-11
10414540 Toilet seat package Jacob Barry Meicher, Peter W. Swart 2019-09-17
9816259 Water tank system for toilet Billy Jack Ahola, Andrew L. Smith, Lawrence Westphal, Peter W. Swart, Mark E. Baumgartner +3 more 2017-11-14
D747786 Urinal Billy Jack Ahola, John F. Emmerling, Mark E. Baumgartner, Andrew L. Smith, Tobin J. Vetting +2 more 2016-01-19
D747448 Urinal Billy Jack Ahola, John F. Emmerling, Mark E. Baumgartner, Andrew L. Smith, Tobin J. Vetting +2 more 2016-01-12
9233774 Packaging for plumbing fixtures Peter W. Swart, Michael J. Pagel, Chad Jorgensen 2016-01-12
D747447 Urinal Billy Jack Ahola, John F. Emmerling, Mark E. Baumgartner, Andrew L. Smith, Tobin J. Vetting +2 more 2016-01-12
D743012 Urinal Billy Jack Ahola, John F. Emmerling, Mark E. Baumgartner, Andrew L. Smith, Tobin J. Vetting +2 more 2015-11-10
8763803 Packaging for plumbing fixtures Peter W. Swart, Michael J. Pagel, Chad Jorgensen 2014-07-01
D693674 Packaging for plumbing fixtures Peter W. Swart, Michael J. Pagel, Chad Jorgensen 2013-11-19
D684464 Packaging for plumbing fixtures Peter W. Swart, Michael J. Pagel, Chad Jorgensen 2013-06-18
D678056 Packaging for plumbing fixtures Peter W. Swart, Michael J. Pagel, Chad Jorgensen 2013-03-19
D668144 Packaging for plumbing fixtures Peter W. Swart, Michael J. Pagel, Chad Jorgensen 2012-10-02