Inventor · disambiguated record
Yasushi Hayasaka
Also filed as: HAYASAKA YASUSHI
20 granted patents·4 pending applications·332 citations·filing 1999–2021
95Inventor score
Files withHITACHI LTD15HITACHI INDUSTRIAL PRODUCTS LTD4HAYASAKA YASUSHI3HITCHI LTD1SHIMIZU KATSUHITO1
Top patents by PatentIndex Score
24 records- 0191US10658898B2Method for manufacturing a neutral ring for use in rotating electrical machineHITACHI INDUSTRIAL PRODUCTS LTD·Filed 2018·Granted May 19, 2020·4 cites·1 claims
- 0286US7065471B2Method and system for diagnosing state of gas turbineHITACHI LTD·Filed 2001·Granted Jun 20, 2006·52 cites·16 claims
- 0386US6853930B2System for aiding the preparation of operation and maintenance plans for a power generation installationHITACHI LTD·Filed 2001·Granted Feb 8, 2005·50 cites·22 claims
- 0485US10177621B2Rotating electric machine or wind power generation systemHITACHI LTD·Filed 2014·Granted Jan 8, 2019·8 cites·15 claims
- 0581US6907381B2System for aiding the preparation of operation and maintenance plans for a power-generation installationHITACHI LTD·Filed 2004·Granted Jun 14, 2005·32 cites·7 claims
- 0680US7839040B2Permanent-magnet generator rotor for gas turbine, manufacturing method therefor, and gas turbineHITACHI LTD·Filed 2005·Granted Nov 23, 2010·10 cites·14 claims
- 0780US7334993B2Gas turbine rotor blade, gas turbine using the rotor blade, and power plant using the gas turbineHITACHI LTD·Filed 2006·Granted Feb 26, 2008·19 cites·18 claims
- 0880US7065472B2System for aiding the preparation of operation and maintenance plans for a power generation installationHITACHI LTD·Filed 2004·Granted Jun 20, 2006·31 cites·7 claims
- 0980US6691065B2System foraiding the preparation of operation and maintenance plans for a power generation installationHITACHI LTD·Filed 2002·Granted Feb 10, 2004·33 cites·18 claims
- 1073US6636813B1Service life management system for high-temperature part of gas turbineHITCHI LTD·Filed 1999·Granted Oct 21, 2003·54 cites·11 claims
- 1170US7152005B2System for aiding the preparation of operation and maintenance plans for a power generation installationHITACHI LTD·Filed 2005·Granted Dec 19, 2006·6 cites·4 claims
- 1266US8257044B2Steam turbine rotor blade assemblyHAYASAKA YASUSHI·Filed 2008·Granted Sep 4, 2012·8 cites·11 claims
- 1364US6895289B2Document management system and methodHITACHI LTD·Filed 2002·Granted May 17, 2005·15 cites·13 claims
- 1463US8591194B2Steam turbine rotor blade assemblyHAYASAKA YASUSHI·Filed 2012·Granted Nov 26, 2013·2 cites·4 claims
- 1556US7107295B2System and method for document management and synchronizationHITACHI LTD·Filed 2003·Granted Sep 12, 2006·4 cites·4 claims
- 1653US2023204451A1Rotating electrical machine damage diagnostic system and damage diagnostic methodHITACHI INDUSTRIAL PRODUCTS LTD·Filed 2021·Application pending·0 cites
- 1751US11598694B2Abnormality diagnosis system for rotary electric machineHITACHI INDUSTRIAL PRODUCTS LTD·Filed 2020·Granted Mar 7, 2023·0 cites·9 claims
- 1850US12176795B2Rotary electric machineHITACHI INDUSTRIAL PRODUCTS LTD·Filed 2020·Granted Dec 24, 2024·0 cites·10 claims
- 1948US2006271553A1Document management system and methodSHIMIZU KATSUHITO·Filed 2006·Application pending·0 cites
- 2046US10033237B2Neutral ring for use in rotating electrical machine and method for manufacturing the sameHITACHI LTD·Filed 2015·Granted Jul 24, 2018·0 cites·3 claims
- 2138US2010111701A1Turbine rotor blade and fixation structure thereofHITACHI LTD·Filed 2009·Application pending·0 cites
- 2236US7762083B2Gas turbine plant and gas turbine power generator plantHITACHI LTD·Filed 2004·Granted Jul 27, 2010·0 cites·8 claims
- 2336US6874324B2Gas turbine and gas turbine power generatorHITACHI LTD·Filed 2003·Granted Apr 5, 2005·4 cites·7 claims
- 2435US2009010760A1Method of correcting balance of gas turbineHAYASAKA YASUSHI·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →