Inventor · disambiguated record
Ryou Akiyama
Also filed as: AKIYAMA RYOU
7 granted patents·4 pending applications·72 citations·filing 2000–2016
85Inventor score
Top patents by PatentIndex Score
11 records- 0187US9127569B2Shroud structure for gas turbineAKIYAMA RYOU·Filed 2011·Granted Sep 8, 2015·19 cites·2 claims
- 0277US9109461B2Axial flow compressor, gas turbine system having the axial flow compressor and method of modifying the axial flow compressorTAKAHASHI YASUO·Filed 2011·Granted Aug 18, 2015·6 cites·9 claims
- 0377US6865893B2Production process of gas turbineHITACHI LTD·Filed 2003·Granted Mar 15, 2005·17 cites·4 claims
- 0466US6405538B1Gas turbine, gas turbine apparatus, and refrigerant collection method for gas turbine moving bladesHITACHI LTD·Filed 2000·Granted Jun 18, 2002·18 cites·17 claims
- 0551US7320175B2Production process of gas turbineHITACHI LTD·Filed 2004·Granted Jan 22, 2008·3 cites·1 claims
- 0650US6568192B2Gas turbine, gas turbine apparatus, and refrigerant collection method for gas turbine moving bladesHITACHI LTD·Filed 2002·Granted May 27, 2003·8 cites·5 claims
- 0743US2012163965A1Axial CompressorTAKAHASHI YASUO·Filed 2011·Application pending·0 cites
- 0840US2017159562A1Two-Shaft Gas Turbine Having Steam Injection MechanismMITSUBISHI HITACHI POWER SYS·Filed 2016·Application pending·0 cites
- 0940US2012060509A1Inner Bleed Structure of 2-Shaft Gas Turbine and a Method to Determine the Stagger Angle of Last Stage Stator of Compressor for 2-Shaft Gas TurbineMYOREN CHIHIRO·Filed 2011·Application pending·0 cites
- 1036US6877324B2Gas turbine, gas turbine apparatus, and refrigerant collection method for gas turbine moving bladesHITACHI LTD·Filed 2003·Granted Apr 12, 2005·1 cites·3 claims
- 1136US2010293963A1Two-Shaft Gas TurbineHITACHI LTD·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →