Inventor
KOENEN ROBERT
US39 patents
⚠️ This page may combine multiple inventors who share the name “KOENEN ROBERT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BRIGGS & STRATTON CORP
25 patentsUSD776610SJan 17, 2017
Battery
BRIGGS & STRATTON CORP72 citations97
US9127658B2Sep 8, 2015
Internal combustion engine including starting system powered by lithium-ion battery
BRIGGS & STRATTON CORP37 citations94
USD853319SJul 9, 2019
Battery
BRIGGS & STRATTON CORP24 citations93
USD831566SOct 23, 2018
Battery receptacle
BRIGGS & STRATTON CORP20 citations93
US8857138B2Oct 14, 2014
Starter system for an engine
BRIGGS & STRATTON CORP28 citations91
US6369532B2Apr 9, 2002
Control system for an electric motor having an integral flywheel rotor
BRIGGS & STRATTON CORP78 citations91
US8938894B2Jan 27, 2015
Automatically adjustable snowthrower chute
BRIGGS & STRATTON CORP16 citations90
US8863485B2Oct 21, 2014
Hybrid lawn mower drive system
BRIGGS & STRATTON CORP28 citations87
US10263485B2Apr 16, 2019
Alternator with integrated engine controller
BRIGGS & STRATTON CORP16 citations85
US10514013B2Dec 24, 2019
Electric starting system for an internal combustion engine
BRIGGS & STRATTON CORP3 citations84
US10024292B2Jul 17, 2018
Electric starting system for an internal combustion engine
BRIGGS & STRATTON CORP4 citations84
US9890755B2Feb 13, 2018
Electric starting system for an internal combustion engine
BRIGGS & STRATTON CORP6 citations84
US9644595B2May 9, 2017
Starting battery for an internal combustion engine
BRIGGS & STRATTON CORP7 citations84
US9404465B2Aug 2, 2016
Starting battery for an internal combustion engine
BRIGGS & STRATTON CORP6 citations84
US9228556B2Jan 5, 2016
Internal combustion engine including starting system powered by lithium-ion battery
BRIGGS & STRATTON CORP6 citations84
USD811999SMar 6, 2018
Battery receptacle
BRIGGS & STRATTON CORP11 citations83
USD776052SJan 10, 2017
Battery receptacle
BRIGGS & STRATTON CORP11 citations83
US9909511B2Mar 6, 2018
Electronic governor system and load sensing system
BRIGGS & STRATTON CORP4 citations72
US9828966B2Nov 28, 2017
Lawn mower starter system
BRIGGS & STRATTON CORP2 citations72
US10871110B2Dec 22, 2020
Engine governor
BRIGGS & STRATTON CORP1 citations62
US9267482B2Feb 23, 2016
Starter system for an engine
BRIGGS & STRATTON CORP1 citations61
US9220192B2Dec 29, 2015
Lawn mower starter system
BRIGGS & STRATTON CORP2 citations61
US9759175B2Sep 12, 2017
Starter system for an engine
BRIGGS & STRATTON CORP0 citations51
US10392761B2Aug 27, 2019
Automatically adjustable snowthrower chute
BRIGGS & STRATTON CORP0 citations49
US9493920B2Nov 15, 2016
Automatically adjustable snowthrower chute
BRIGGS & STRATTON CORP0 citations49
BRIGGS & STRATTON LLC
6 patentsUS11193468B2Dec 7, 2021
Electric starting system for an internal combustion engine
BRIGGS & STRATTON LLC1 citations73
US11015565B2May 25, 2021
Battery pack for powering and controlling outdoor power equipment
BRIGGS & STRATTON LLC2 citations73
US11859590B2Jan 2, 2024
Battery pack for powering and controlling outdoor power equipment
BRIGGS & STRATTON LLC0 citations62
US11346315B2May 31, 2022
Battery pack for powering and controlling outdoor power equipment
BRIGGS & STRATTON LLC0 citations62
US11022085B2Jun 1, 2021
Engine operation detection system
BRIGGS & STRATTON LLC0 citations53
US11352964B2Jun 7, 2022
Cylinder deactivation for a multiple cylinder engine
BRIGGS & STRATTON LLC0 citations50
IWATA HISAYA
3 patentsUS8219305B2Jul 10, 2012
Engine with an automatic choke and method of operating an automatic choke for an engine
IWATA HISAYA10 citations80
US8434444B2May 7, 2013
Engine with an automatic choke and method of operating an automatic choke for an engine
IWATA HISAYA4 citations59
US8434445B2May 7, 2013
Engine with an automatic choke and method of operating an automatic choke for an engine
IWATA HISAYA4 citations59