Inventor · disambiguated record
Koji Saga
Also filed as: SAGA KOJI
24 granted patents·4 pending applications·84 citations·filing 2008–2022
94Inventor score
Top patents by PatentIndex Score
28 records- 0195US10161398B2Variable displacement oil pumpHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2015·Granted Dec 25, 2018·7 cites·13 claims
- 0294US9109596B2Variable displacement pumpOHNISHI HIDEAKI·Filed 2012·Granted Aug 18, 2015·14 cites·18 claims
- 0393US9903367B2Variable displacement oil pumpHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2015·Granted Feb 27, 2018·6 cites·8 claims
- 0493US9494152B2Variable vane displacement pump utilizing a control valve and a switching valveHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Nov 15, 2016·8 cites·8 claims
- 0592US9494153B2Variable displacement oil pumpHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Nov 15, 2016·8 cites·11 claims
- 0687US8613610B2Variable displacement pumpSAGA KOJI·Filed 2010·Granted Dec 24, 2013·6 cites·18 claims
- 0785US8142173B2Variable displacement vane pumpSAGA KOJI·Filed 2009·Granted Mar 27, 2012·9 cites·20 claims
- 0884US11168684B2Variable displacement pumpHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2017·Granted Nov 9, 2021·2 cites·14 claims
- 0983US11603779B2Oil pump and control valveHITACHI ASTEMO LTD·Filed 2019·Granted Mar 14, 2023·2 cites·18 claims
- 1081US9534596B2Variable displacement pumpHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Jan 3, 2017·3 cites·9 claims
- 1179US9004882B2Variable displacement vane pump having multiple dampening springsOHNISHI HIDEAKI·Filed 2012·Granted Apr 14, 2015·3 cites·20 claims
- 1276US9556867B2Vane pumpHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted Jan 31, 2017·2 cites·20 claims
- 1376US8342815B2Oil pumpHITACHI LTD·Filed 2009·Granted Jan 1, 2013·8 cites·15 claims
- 1472US9243632B2Variable displacement oil pumpSAGA KOJI·Filed 2012·Granted Jan 26, 2016·2 cites·16 claims
- 1571US8186969B2Variable displacement pumpMORITA SHOJI·Filed 2008·Granted May 29, 2012·4 cites·11 claims
- 1664US9046100B2Variable vane pump with communication groove in the cam ringHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted Jun 2, 2015·0 cites·12 claims
- 1762US10060433B2Variable vane displacement pump utilizing a control valve and a switching valveHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2016·Granted Aug 28, 2018·0 cites·8 claims
- 1855US2011189043A1Vane pumpHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2011·Application pending·0 cites
- 1948US12286970B2Oil pumpHITACHI ASTEMO LTD·Filed 2022·Granted Apr 29, 2025·0 cites·6 claims
- 2048US11415128B2Variable displacement pump and control method thereforHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2018·Granted Aug 16, 2022·0 cites·17 claims
- 2147US12448967B2Variable displacement oil pumpHITACHI ASTEMO LTD·Filed 2022·Granted Oct 21, 2025·0 cites·11 claims
- 2246US12297829B2Variable-capacity oil pumpHITACHI ASTEMO LTD·Filed 2022·Granted May 13, 2025·0 cites·6 claims
- 2346US2025101979A1Control Device for Hydraulic Control ValveHITACHI ASTEMO LTD·Filed 2022·Application pending·0 cites
- 2444US11215178B2Variable capacity pump and working oil supply system for internal combustion engineHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2017·Granted Jan 4, 2022·0 cites·11 claims
- 2544US2019219053A1Variable capacity pump and working oil supply system for internal combustion engineHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2017·Application pending·0 cites
- 2642US11905948B2Variable displacement oil pump including swing memberHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2016·Granted Feb 20, 2024·0 cites·11 claims
- 2741US2012213655A1Oil PumpOHNISHI HIDEAKI·Filed 2011·Application pending·0 cites
- 2834US9206690B2Variable displacement pumpNIWATA DAI·Filed 2012·Granted Dec 8, 2015·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →