RS

Ryan Sullivan

BS Briggs & Stratton: 16 patents #26 of 490Top 6%
Overall (All Time): #281,861 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12416252 Small air-cooled engine assembly with dry sump lubrication system Adam J. Hellman, John Schneiker, Tim Kwiatkowski, Casey Groh, Robert Price +1 more 2025-09-16
12203426 Cooling system for air-cooled engine Gary S. Johnson 2025-01-21
11692506 Cooling system for air-cooled engine Gary S. Johnson 2023-07-04
11365703 Cooling system for air-cooled engine Gary S. Johnson 2022-06-21
11293312 Small air-cooled engine assembly with dry sump lubrication system Adam J. Hellman, John Schneiker, Tim Kwiatkowski, Casey Groh, Robert Price +1 more 2022-04-05
10724406 Small air-cooled engine assembly with dry sump lubrication system Adam J. Hellman, John Schneiker, Tim Kwiatkowski, Casey Groh, Robert Price +1 more 2020-07-28
10443538 Cooling system for air-cooled engine Gary S. Johnson 2019-10-15
10202938 Welded engine block for small internal combustion engines Mike L. Carlson, Gary D. Greenlees, Claude Hoerig, Gary S. Johnson, Brian Paul +3 more 2019-02-12
10167766 Reverse fin cooling fan Brett Birschbach, Rodney Balzar, Jeffery P. Feist, Casey Groh, Brian Johnson +4 more 2019-01-01
9903241 Small air-cooled engine assembly with dry sump lubrication system Adam J. Hellman, John Schneiker, Tim Kwiatkowski, Casey Groh, Robert Price +1 more 2018-02-27
D799657 Filter Brian Paul, Matt Martinek 2017-10-10
9500117 Cooling system for air-cooled engine Gary S. Johnson 2016-11-22
8746186 Rotating screen for centrifugal fan Gary S. Johnson 2014-06-10
8241378 Cyclonic air cleaner assembly Gary S. Johnson 2012-08-14
D663322 Engine Gary S. Johnson 2012-07-10
7914609 Cyclonic air cleaner assembly Gary S. Johnson 2011-03-29