CS

Chadwick A. Shaffer

TT The Toro: 40 patents #1 of 552Top 1%
SE Selfeco: 8 patents #1 of 2Top 50%
📍 Oakdale, MN: #7 of 368 inventorsTop 2%
🗺 Minnesota: #907 of 52,454 inventorsTop 2%
Overall (All Time): #55,846 of 4,157,543Top 2%
49
Patents All Time

Issued Patents All Time

Showing 26–49 of 49 patents

Patent #TitleCo-InventorsDate
D735428 Nozzle for a debris blower Steven J. Svoboda 2015-07-28
8602334 Debris vacuum with supplemental debris shearing surface Steven J. Svoboda 2013-12-10
D676876 Handle for a ground-working implement David J. Martin 2013-02-26
D675232 Snowthrower power head David J. Martin 2013-01-29
D642596 Snowthrower power head Darrell W. Hinklin, David J. Martin, Kevin D. Docken 2011-08-02
D642595 Snowthrower handle David J. Martin, Mark Allen Pankratz 2011-08-02
7735188 Air inlet cover and portable blower/vacuum incorporating same 2010-06-15
D566491 Vegetation trimmer David J. Martin 2008-04-15
7314096 Adjustable handle for portable tool John O. Hurst 2008-01-01
D556395 Housing for a convertible blower/vacuum David J. Martin 2007-11-27
7266893 Filament trimmer with dual triggers Bart T. Ellson, John O. Hurst 2007-09-11
7257909 Convertible yard tool John O. Hurst 2007-08-21
D524824 Convertible yard tool David J. Martin 2006-07-11
D519127 Housing for convertible yard tool David J. Martin 2006-04-18
6973728 Filament trimmer with dual triggers Bart T. Ellson, John O. Hurst 2005-12-13
6742263 Filament trimmer with adjustable cutoff blade Bart T. Ellson, Thomas J. Beckey 2004-06-01
D483236 Filament trimmer David J. Martin 2003-12-09
6442790 Portable blower/vacuum having air inlet cover attachable to blower tube Steven J. Svoboda 2002-09-03
D461604 Housing for a blower/vacuum David J. Martin, Steven J. Svoboda 2002-08-13
6324720 Portable blower tube noise reduction Thomas J. Beckey, Rodney D. Lund, Steve R. Porter, Steven J. Svoboda 2001-12-04
6158082 Portable blower with blower tube noise reduction Thomas J. Beckey, Rodney D. Lund, Steve R. Porter, Steven J. Svoboda 2000-12-12
6059541 Air inlet cover for portable blower/vacuum Thomas J. Beckey, Steven R. Porter, Steven J. Svoboda 2000-05-09
6003199 Air concentrator nozzle for portable blower 1999-12-21
5979013 Portable blower with noise reduction Thomas J. Beckey, Steven R. Porter, Rodney D. Lund, Steven J. Svoboda, Steven T. O'Brien 1999-11-09