RR

Robert J. Ruppel

AR Ardisam: 11 patents #3 of 36Top 9%
Overall (All Time): #438,716 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12382864 Heads for string trimmers and mowers Scott Andrew Waldal, Matthew Michael Oestreich 2025-08-12
12102022 Dual-direction tiller/cultivator Matthew Michael Oestreich, Noah William Marach 2024-10-01
11968924 Heads for string trimmers and mowers Scott Andrew Waldal, Matthew Michael Oestreich 2024-04-30
11330753 Drum style rotary tiller Mark G. Ruppel, Randy L. Schamberger, David P. Flesch 2022-05-17
10398071 Drum style rotary tiller Mark G. Ruppel, Randy L. Schamberger, David P. Flesch 2019-09-03
9730371 Drum style rotary tiller Mark G. Ruppel, Randy L. Schamberger, David P. Flesch 2017-08-15
9307687 Drum style rotary tiller Mark G. Ruppel, Randy L. Schamberger, David P. Flesch 2016-04-12
9270152 Electric auger Randy L. Schamberger, Michael Avery, David Hare 2016-02-23
D697098 Auger handle bar David Hare 2014-01-07
D693860 Auger handle bar David Hare 2013-11-19
7823578 High efficiency biomass stove Michael Avery, David P. Flesch, David Hare, David J. Lynch, Scott NICKELL 2010-11-02