Inventor
UMEMOTO YOSHIYUKI
JP16 patents
⚠️ This page may combine multiple inventors who share the name “UMEMOTO YOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IHI CORP
12 patentsUS10689743B2Jun 23, 2020
Piston ring
IHI CORP2 citations72
US11306649B2Apr 19, 2022
Engine system
IHI CORP2 citations71
US11131254B2Sep 28, 2021
Marine engine
IHI CORP0 citations62
US11105281B2Aug 31, 2021
Marine engine
IHI CORP0 citations62
US9476353B2Oct 25, 2016
Two-cycle engine and method for lubricating two-cycle engine
IHI CORP2 citations62
US11174826B2Nov 16, 2021
Engine
IHI CORP0 citations61
US11199140B2Dec 14, 2021
Engine
IHI CORP0 citations55
US11053865B2Jul 6, 2021
Compression ratio control device and engine
IHI CORP0 citations55
US11162440B2Nov 2, 2021
Variable compression device and engine system
IHI CORP0 citations51
US10087831B2Oct 2, 2018
Engine
IHI CORP1 citations47
US9605590B2Mar 28, 2017
Crosshead engine
IHI CORP1 citations47
US10502120B2Dec 10, 2019
Uniflow-scavenged two-cycle engine
IHI CORP0 citations41