Inventor · disambiguated record
Yoshiyuki Umemoto
Also filed as: UMEMOTO YOSHIYUKI
16 granted patents·1 pending application·67 citations·filing 1984–2020
89Inventor score
Top patents by PatentIndex Score
17 records- 0187US10689743B2Piston ringIHI CORP·Filed 2016·Granted Jun 23, 2020·2 cites·5 claims
- 0283US11306649B2Engine systemIHI CORP·Filed 2020·Granted Apr 19, 2022·2 cites·7 claims
- 0382US6053080ADevice for tightening bolt and/or nutMAEDA METAL IND·Filed 1998·Granted Apr 25, 2000·44 cites·4 claims
- 0470US9476353B2Two-cycle engine and method for lubricating two-cycle engineIHI CORP·Filed 2014·Granted Oct 25, 2016·2 cites·9 claims
- 0566US2014225330A1Piston ringIHI CORP·Filed 2014·Application pending·0 cites
- 0663US9605590B2Crosshead engineIHI CORP·Filed 2016·Granted Mar 28, 2017·1 cites·16 claims
- 0761US10087831B2EngineIHI CORP·Filed 2016·Granted Oct 2, 2018·1 cites·13 claims
- 0860US11105281B2Marine engineIHI CORP·Filed 2020·Granted Aug 31, 2021·0 cites·2 claims
- 0959US11174826B2EngineIHI CORP·Filed 2020·Granted Nov 16, 2021·0 cites·8 claims
- 1058US11131254B2Marine engineIHI CORP·Filed 2020·Granted Sep 28, 2021·0 cites·2 claims
- 1155US11199140B2EngineIHI CORP·Filed 2020·Granted Dec 14, 2021·0 cites·12 claims
- 1254US11053865B2Compression ratio control device and engineIHI CORP·Filed 2020·Granted Jul 6, 2021·0 cites·12 claims
- 1353US11162440B2Variable compression device and engine systemIHI CORP·Filed 2020·Granted Nov 2, 2021·0 cites·9 claims
- 1447US10502120B2Uniflow-scavenged two-cycle engineIHI CORP·Filed 2017·Granted Dec 10, 2019·0 cites·3 claims
- 1546US4776896AAmorphous silicon solar batteryFUJI ELECTRIC CO LTD·Filed 1986·Granted Oct 11, 1988·9 cites·4 claims
- 1636US4853043ASolar battery for time pieceFUJI ELECTRIC CO LTD·Filed 1988·Granted Aug 1, 1989·5 cites·5 claims
- 1722US4570030ASolar cell deviceFUJI ELECTRIC CO LTD·Filed 1984·Granted Feb 11, 1986·1 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →