Inventor · disambiguated record
Hiroharu Oyama
Also filed as: OYAMA HIROHARU
32 granted patents·2 pending applications·79 citations·filing 2011–2016
95Inventor score
Files withMITSUBISHI HITACHI POWER SYS23KUWAMURA YOSHIHIRO4MITSUBISHI HEAVY IND LTD3MATSUMOTO KAZUYUKI2MITSUBISHI HITACHI POWER SYS LTD1
Top patents by PatentIndex Score
34 records- 0192US10316675B2TurbineMITSUBISHI HITACHI POWER SYS·Filed 2015·Granted Jun 11, 2019·7 cites·19 claims
- 0290US10316679B2Seal structure and rotating machineMITSUBISHI HITACHI POWER SYS·Filed 2015·Granted Jun 11, 2019·6 cites·8 claims
- 0388US10557363B2Sealing structure and rotary machineMITSUBISHI HITACHI POWER SYS·Filed 2015·Granted Feb 11, 2020·5 cites·2 claims
- 0485US9879786B2Rotary machineMITSUBISHI HITACHI POWER SYS·Filed 2013·Granted Jan 30, 2018·5 cites·6 claims
- 0582US9488066B2Turbine vane of steam turbine and steam turbineYAMASHITA HIROYUKI·Filed 2011·Granted Nov 8, 2016·9 cites·6 claims
- 0681US9388701B2TurbineKUWAMURA YOSHIHIRO·Filed 2011·Granted Jul 12, 2016·8 cites·20 claims
- 0777US10006292B2TurbineMITSUBISHI HITACHI POWER SYS·Filed 2012·Granted Jun 26, 2018·6 cites·7 claims
- 0877US9677669B2Shaft seal device and rotary machineMITSUBISHI HITACHI POWER SYS·Filed 2014·Granted Jun 13, 2017·3 cites·4 claims
- 0977US9429022B2Steam turbineMATSUMOTO KAZUYUKI·Filed 2011·Granted Aug 30, 2016·7 cites·13 claims
- 1076US10954808B2Sealing device and rotary machineMITSUBISHI HITACHI POWER SYS·Filed 2016·Granted Mar 23, 2021·2 cites·13 claims
- 1176US10718434B2Step seal, seal structure, turbo machine, and method for manufacturing step sealMITSUBISHI HITACHI POWER SYS·Filed 2016·Granted Jul 21, 2020·1 cites·18 claims
- 1276US9353640B2TurbineKUWAMURA YOSHIHIRO·Filed 2011·Granted May 31, 2016·6 cites·2 claims
- 1375US9593587B2Turbine seal fin leakage flow rate controlMATSUMOTO KAZUYUKI·Filed 2011·Granted Mar 14, 2017·6 cites·8 claims
- 1473US10190433B2Shaft sealing mechanismMITSUBISHI HITACHI POWER SYS·Filed 2015·Granted Jan 29, 2019·2 cites·4 claims
- 1563US9896952B2Rotating machineMITSUBISHI HITACHI POWER SYS·Filed 2013·Granted Feb 20, 2018·2 cites·5 claims
- 1662US9410432B2TurbineMITSUBISHI HEAVY IND LTD·Filed 2013·Granted Aug 9, 2016·2 cites·6 claims
- 1760US9726027B2TurbineKUWAMURA YOSHIHIRO·Filed 2011·Granted Aug 8, 2017·2 cites·20 claims
- 1851US10385714B2Seal structure and rotary machineMITSUBISHI HITACHI POWER SYS·Filed 2014·Granted Aug 20, 2019·0 cites·6 claims
- 1950US10982719B2Seal fin, seal structure, and turbo machineMITSUBISHI HITACHI POWER SYS·Filed 2016·Granted Apr 20, 2021·0 cites·13 claims
- 2050US10662785B2Method of welding erosion resistance metallic material and turbine bladeMITSUBISHI HITACHI POWER SYS·Filed 2013·Granted May 26, 2020·0 cites·20 claims
- 2148US9091348B2Shaft sealing apparatus and rotating machine equipped therewithMITSUBISHI HEAVY IND LTD·Filed 2013·Granted Jul 28, 2015·0 cites·15 claims
- 2247US2015136280A1Method for setting aging conditions and method for producing turbine vanesMITSUBISHI HITACHI POWER SYS·Filed 2013·Application pending·0 cites
- 2346US11105213B2Seal fin, seal structure, turbo machine, and method for manufacturing seal finMITSUBISHI HITACHI POWER SYS LTD·Filed 2016·Granted Aug 31, 2021·0 cites·12 claims
- 2446US10370734B2Method for heat treatment of stainless member, and method for producing forged stainless productMITSUBISHI HITACHI POWER SYS·Filed 2014·Granted Aug 6, 2019·0 cites·8 claims
- 2545US10662796B2Seal device for turbine, turbine, and thin plate for seal deviceMITSUBISHI HITACHI POWER SYS·Filed 2016·Granted May 26, 2020·0 cites·9 claims
- 2643US10227885B2TurbineMITSUBISHI HEAVY IND LTD·Filed 2012·Granted Mar 12, 2019·0 cites·26 claims
- 2742US10316680B2TurbineMITSUBISHI HITACHI POWER SYS·Filed 2015·Granted Jun 11, 2019·0 cites·13 claims
- 2841US10107113B2Steam turbine vane manufacturing methodMITSUBISHI HITACHI POWER SYS·Filed 2014·Granted Oct 23, 2018·0 cites·5 claims
- 2941US9919392B2Method for manufacturing turbine rotor bladeMITSUBISHI HITACHI POWER SYS·Filed 2013·Granted Mar 20, 2018·0 cites·4 claims
- 3040US2013094945A1Seal structure, turbine machine having the same, and power generating plant equipped with the sameKUWAMURA YOSHIHIRO·Filed 2011·Application pending·0 cites
- 3139US10196987B2Shaft sealing mechanismMITSUBISHI HITACHI POWER SYS·Filed 2015·Granted Feb 5, 2019·0 cites·4 claims
- 3239US10174844B2Shaft seal mechanismMITSUBISHI HITACHI POWER SYS·Filed 2015·Granted Jan 8, 2019·0 cites·4 claims
- 3338US10731499B2Seal device for turbine, turbine, and thin plate for seal deviceMITSUBISHI HITACHI POWER SYS·Filed 2015·Granted Aug 4, 2020·0 cites·16 claims
- 3438US10105752B2Turbine blade manufacturing methodMITSUBISHI HITACHI POWER SYS·Filed 2015·Granted Oct 23, 2018·0 cites·10 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →