DD

Doug Drenten

MA Maytag: 6 patents #92 of 601Top 20%
WH Whirlpool: 1 patents #2,112 of 3,480Top 65%
📍 Ankeny, IA: #78 of 408 inventorsTop 20%
🗺 Iowa: #1,945 of 15,303 inventorsTop 15%
Overall (All Time): #659,023 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
7351939 Toaster Kenneth Boyle, Robert Brueckner, Gary Petersen, Kristi Lafrenz, Gary Schmitz +6 more 2008-04-01
D524089 Toaster Kenneth Boyle, Robert Brueckner, Gary Petersen, Kristi Lafrenz, Gary Schmitz +6 more 2006-07-04
D524088 Toaster and base Kenneth Boyle, Robert Brueckner, Gary Petersen, Kristi Lafrenz, Keith Gausmann +4 more 2006-07-04
D523904 Vending machine Douglas C. Huffer, Fred Lowery, Gary Petersen, Keith Gausmann, Samuel Joseph Marino +6 more 2006-06-27
D521306 Toaster Kenneth Boyle, Robert Brueckner, Gary Petersen, Kristi Lafrenz, Keith Gausmann +4 more 2006-05-23
D509404 Lever for a toaster Kenneth Boyle, Robert Brueckner, Gary Petersen, Kristi Lafrenz, Keith Gausmann +4 more 2005-09-13
D509251 Vending machine Douglas C. Huffer, Fred Lowery, Gary Petersen, Keith Gausmann, Samuel Joseph Marino +6 more 2005-09-06
D503743 Vending machine and stand Douglas C. Huffer, Fred Lowery, Gary Petersen, Keith Gausmann, Samuel Joseph Marino +6 more 2005-04-05