RK

Robert Koenen

BS Briggs & Stratton: 66 patents #1 of 490Top 1%
Overall (All Time): #32,527 of 4,157,543Top 1%
66
Patents All Time

Issued Patents All Time

Showing 25 most recent of 66 patents

Patent #TitleCo-InventorsDate
12349621 Zero turn radius mower with cutting blade control Jeffrey M. Zeiler 2025-07-08
12291091 User-scalable power unit including removable battery packs Jeffrey M. Zeiler, Jacob Schmalz, Albert Liu, Nick Zeidler, Scott Funke +1 more 2025-05-06
11859590 Battery pack for powering and controlling outdoor power equipment 2024-01-02
11820218 User-scalable power unit including removable battery packs Jeffrey M. Zeiler, Jacob Schmalz, Albert Liu, Nick Zeidler, Scott Funke +1 more 2023-11-21
11710981 Vehicle for transporting and charging outdoor power equipment Scott Funke, Todd W. Johnson, Mark Noller, Nicholas Ziedler, Jacob Zuehl 2023-07-25
11642952 User-scalable power unit including removable battery packs Jeffrey M. Zeiler, Jacob Schmalz, Albert Liu, Nick Zeidler, Scott Funke +1 more 2023-05-09
11519376 On-demand generator starting system Jason A. Hansen, Dale C. VanPatten, Jeffrey Berger, Philip Betzhold 2022-12-06
11425856 Zero turn radius mower with cutting blade control Jeffrey M. Zeiler 2022-08-30
11352964 Cylinder deactivation for a multiple cylinder engine Jason A. Hansen, Jacob Zuehl 2022-06-07
11346315 Battery pack for powering and controlling outdoor power equipment 2022-05-31
11193468 Electric starting system for an internal combustion engine Matthew Markowski, Michael Meyer, James Nommensen 2021-12-07
11111896 Starter motor with integrated solid state switch Jason A. Hansen 2021-09-07
11105279 On-demand generator starting system Jason A. Hansen, Dale C. VanPatten, Jeffrey Berger, Philip Betzhold 2021-08-31
11053906 Battery connections for battery start of internal combustion engines Jason A. Hansen, Andrew Paskov 2021-07-06
11022085 Engine operation detection system Jason J. Raasch, Christopher Meyers, Timothy Ogden, Kevin T. Bernier 2021-06-01
11015565 Battery pack for powering and controlling outdoor power equipment 2021-05-25
10871110 Engine governor Daniel Brueck 2020-12-22
10724492 Snowthrower with removable self-heating starter battery pack Jeffrey M. Zeiler, Dale Van Patten, Jason A. Hansen 2020-07-28
10697417 Battery connections for battery start of internal combustion engines Jason A. Hansen, Andrew Paskov 2020-06-30
10687464 Zero turn radius mower controls Jeffrey M. Zeiler 2020-06-23
10634041 Ignition system for internal combustion engine Andrew Paskov, Jason A. Hansen 2020-04-28
10550819 Starter motor with integrated solid state switch Jason A. Hansen 2020-02-04
10514013 Electric starting system for an internal combustion engine Matthew Markowski, Michael Meyer, James Nommensen 2019-12-24
10514014 Ignition coil boost at low RPM Jason A. Hansen, Andrew Paskov 2019-12-24
10393086 Ignition coil boost at low RPM Jason A. Hansen, Andrew Paskov 2019-08-27