Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11519376 | On-demand generator starting system | Robert Koenen, Dale C. VanPatten, Jeffrey Berger, Philip Betzhold | 2022-12-06 |
| 11352964 | Cylinder deactivation for a multiple cylinder engine | Robert Koenen, Jacob Zuehl | 2022-06-07 |
| 11111896 | Starter motor with integrated solid state switch | Robert Koenen | 2021-09-07 |
| 11105279 | On-demand generator starting system | Robert Koenen, Dale C. VanPatten, Jeffrey Berger, Philip Betzhold | 2021-08-31 |
| 11053906 | Battery connections for battery start of internal combustion engines | Robert Koenen, Andrew Paskov | 2021-07-06 |
| 10724492 | Snowthrower with removable self-heating starter battery pack | Jeffrey M. Zeiler, Robert Koenen, Dale Van Patten | 2020-07-28 |
| 10697417 | Battery connections for battery start of internal combustion engines | Robert Koenen, Andrew Paskov | 2020-06-30 |
| 10634041 | Ignition system for internal combustion engine | Robert Koenen, Andrew Paskov | 2020-04-28 |
| 10550819 | Starter motor with integrated solid state switch | Robert Koenen | 2020-02-04 |
| 10514014 | Ignition coil boost at low RPM | Robert Koenen, Andrew Paskov | 2019-12-24 |
| 10393086 | Ignition coil boost at low RPM | Robert Koenen, Andrew Paskov | 2019-08-27 |
| 10263485 | Alternator with integrated engine controller | Robert Koenen | 2019-04-16 |
| 10233889 | Snowthrower with removable self-heating starter battery pack | Jeffrey M. Zeiler, Robert Koenen, Dale Van Patten | 2019-03-19 |
| 10202957 | Push button starting system module for outdoor power equipment | Robert Koenen, Andrew Paskov, Daniel Brueck, Steven J. Weber | 2019-02-12 |
| 9917460 | Lithium ion battery pack for outdoor power equipment | Robert Koenen, Andrew Paskov | 2018-03-13 |
| 9828966 | Lawn mower starter system | Robert Koenen, David W. Procknow, Stephen J. Lavender, Jason D. Elvers | 2017-11-28 |
| 9759175 | Starter system for an engine | Robert Koenen, David W. Procknow, Stephen J. Lavender, Jason D. Elvers | 2017-09-12 |
| 9726135 | Snowthrower with removable self-heating starter battery pack | Jeffrey M. Zeiler, Robert Koenen, Dale Van Patten | 2017-08-08 |
| 9624890 | Push button starting system module for outdoor power equipment | Robert Koenen, Andrew Paskov, Daniel Brueck, Steven J. Weber | 2017-04-18 |
| 9267482 | Starter system for an engine | Robert Koenen, David W. Procknow, Stephen J. Lavender, Jason D. Elvers | 2016-02-23 |
| 9220192 | Lawn mower starter system | Robert Koenen, David W. Procknow, Stephen J. Lavender, Jason D. Elvers | 2015-12-29 |
| 8857138 | Starter system for an engine | Robert Koenen, David W. Procknow, Stephen J. Lavender, Jason D. Elvers | 2014-10-14 |
| 8733072 | Starter system for an engine | Robert Koenen, David W. Procknow, Stephen J. Lavender, Jason D. Elvers | 2014-05-27 |