Inventor · disambiguated record
Ryoichi Hagiwara
Also filed as: HAGIWARA RYOICHI
10 granted patents·1 pending application·6 citations·filing 2012–2021
80Inventor score
Top patents by PatentIndex Score
11 records- 0186US10094309B2Engine deviceYANMAR CO LTD·Filed 2016·Granted Oct 9, 2018·4 cites·2 claims
- 0269US11428177B2Engine deviceYANMAR POWER TECHNOLOGY CO LTD·Filed 2021·Granted Aug 30, 2022·0 cites·3 claims
- 0369US10393035B2Engine deviceYANMAR CO LTD·Filed 2016·Granted Aug 27, 2019·1 cites·6 claims
- 0468US10378461B2Engine deviceYANMAR CO LTD·Filed 2016·Granted Aug 13, 2019·1 cites·20 claims
- 0562US11111866B2Engine deviceYANMAR CO LTD·Filed 2020·Granted Sep 7, 2021·0 cites·20 claims
- 0654US10267254B2Engine deviceYANMAR CO LTD·Filed 2016·Granted Apr 23, 2019·0 cites·6 claims
- 0751US10690069B2Engine deviceYANMAR CO LTD·Filed 2016·Granted Jun 23, 2020·0 cites·20 claims
- 0850US10221796B2Engine deviceYANMAR CO LTD·Filed 2016·Granted Mar 5, 2019·0 cites·7 claims
- 0943US2016252030A1Auxiliary-chamber-type gas engineYANMAR CO LTD·Filed 2014·Application pending·0 cites
- 1041US9407070B2Ignition system and ignition plug that reduces the required voltage to sustain an engine, while improving ignition performance and combustabilityYANMAR CO LTD·Filed 2014·Granted Aug 2, 2016·0 cites·4 claims
- 1125US9476620B2Cogeneration systemTAKEMOTO TORU·Filed 2012·Granted Oct 25, 2016·0 cites·1 claims
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