Inventor
HAGIWARA RYOICHI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “HAGIWARA RYOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YANMAR CO LTD
8 patentsUS10094309B2Oct 9, 2018
Engine device
YANMAR CO LTD4 citations71
US11111866B2Sep 7, 2021
Engine device
YANMAR CO LTD0 citations59
US10393035B2Aug 27, 2019
Engine device
YANMAR CO LTD1 citations59
US10378461B2Aug 13, 2019
Engine device
YANMAR CO LTD1 citations59
US10267254B2Apr 23, 2019
Engine device
YANMAR CO LTD0 citations51
US10690069B2Jun 23, 2020
Engine device
YANMAR CO LTD0 citations48
US10221796B2Mar 5, 2019
Engine device
YANMAR CO LTD0 citations40
US9407070B2Aug 2, 2016
Ignition system and ignition plug that reduces the required voltage to sustain an engine, while improving ignition performance and combustability
YANMAR CO LTD0 citations38