Inventor · disambiguated record
Ryuichi Yamamoto
Also filed as: NAGATA TERUYUKI · YAMAMOTO RYUICHI
23 granted patents·7 pending applications·129 citations·filing 1978–2018
94Inventor score
Files withMITSUI TOATSU CHEMICALS6NISHIMOTO SHIN6TORAY INDUSTRIES4KAWASAKI KENJI2MITSUBISHI HEAVY IND LTD2
Top patents by PatentIndex Score
30 records- 0187US4422976AContinuous preparation of organic isocyanatesMITSUI TOATSU CHEMICALS·Filed 1982·Granted Dec 27, 1983·24 cites·12 claims
- 0283US4234398ACarbon fiber surface treatmentTORAY INDUSTRIES·Filed 1979·Granted Nov 18, 1980·24 cites·15 claims
- 0383US4193932AProcess for preparing organic isocyanatesMITSUI TOATSU CHEMICALS·Filed 1978·Granted Mar 18, 1980·15 cites·15 claims
- 0480US7160400B2Low thermal expansion Ni-base superalloyMITSUBISHI HEAVY IND LTD·Filed 2002·Granted Jan 9, 2007·13 cites·9 claims
- 0574US4139562AProcess for purifying crude p-aminophenolMITSUI TOATSU CHEMICALS·Filed 1978·Granted Feb 13, 1979·8 cites·10 claims
- 0666US8911880B2Rotor of rotating machine and method of manufacturing the rotorNISHIMOTO SHIN·Filed 2009·Granted Dec 16, 2014·2 cites·14 claims
- 0766US8083874B2Method for producing low thermal expansion Ni-base superalloyUETA SHIGEKI·Filed 2005·Granted Dec 27, 2011·1 cites·14 claims
- 0865US10221473B2Ni-based superalloy with excellent unsusceptibility to segregationJAPAN STEEL WORKS LTD·Filed 2015·Granted Mar 5, 2019·0 cites·13 claims
- 0965US9186753B2Back-shielded welding method and welded structure using the sameMITSUBISHI HITACHI POWER SYS·Filed 2012·Granted Nov 17, 2015·1 cites·3 claims
- 1065US8491838B2Low thermal expansion Ni-base superalloyHAMANO SHUJI·Filed 2007·Granted Jul 23, 2013·1 cites·4 claims
- 1163US8603265B2Ni-based alloy high-chrome steel structure and manufacturing method of the sameNISHIMOTO SHIN·Filed 2009·Granted Dec 10, 2013·1 cites·18 claims
- 1262US9856553B2Ni-based superalloy with excellent unsusceptibility to segregationOHSAKI SATORU·Filed 2009·Granted Jan 2, 2018·0 cites·10 claims
- 1362US4301136AProcess for continuous graphitization of graphitizable precursor fibersTORAY INDUSTRIES·Filed 1980·Granted Nov 17, 1981·11 cites·6 claims
- 1461US9657574B2Rotor of rotary machine and rotary machineMITSUBISHI HEAVY IND LTD·Filed 2015·Granted May 23, 2017·0 cites·16 claims
- 1560US4586679AYarn package of carbon filament yarnTORAY INDUSTRIES·Filed 1984·Granted May 6, 1986·13 cites·15 claims
- 1654US4534920AProcess for producing carbonizable oxidized fibers and carbon fibersTORAY INDUSTRIES·Filed 1983·Granted Aug 13, 1985·8 cites·18 claims
- 1752US4256672AProcess for the preparation of phosphoric esters and thiophosphoric estersMITSUI TOATSU CHEMICALS·Filed 1979·Granted Mar 17, 1981·3 cites·10 claims
- 1852US2011142713A1WELDING MATERIALS FOR Ni-BASED ALLOYKAWASAKI KENJI·Filed 2009·Application pending·0 cites
- 1947US11757053B2Package substrate having a sacrificial region for heat sink attachmentSONY CORP·Filed 2018·Granted Sep 12, 2023·0 cites·9 claims
- 2047US2012251307A1Rotor of rotary machine and rotary machineNISHIMOTO SHIN·Filed 2012·Application pending·0 cites
- 2141US2013343893A1Turbine rotor and production method thereofKAWASAKI KENJI·Filed 2012·Application pending·0 cites
- 2239US8794913B2Steam turbine facilityNISHIMOTO SHIN·Filed 2009·Granted Aug 5, 2014·0 cites·3 claims
- 2339US2010202891A1Low-pressure turbine rotorNISHIMOTO SHIN·Filed 2009·Application pending·0 cites
- 2439US2011030374A1Steam turbine facilityNISHIMOTO SHIN·Filed 2009·Application pending·0 cites
- 2539US2002015656A1Low thermal expansion NI-base superalloyFiled 2000·Application pending·0 cites
- 2638US7250589B2Microwave hyperthermia treatment apparatus and treatment systemINTERLEX CO LTD·Filed 2005·Granted Jul 31, 2007·0 cites·12 claims
- 2737US8607604B2Bolt and manufacturing method of boltTEZUKA NORIKAZU·Filed 2011·Granted Dec 17, 2013·0 cites·3 claims
- 2836US2009003968A1Bolt and Manufacturing Method of BoltTEZUKA NORIKAZU·Filed 2007·Application pending·0 cites
- 2933US4299766AProcess for preparing alicyclic isocyanatesMITSUI TOATSU CHEMICALS·Filed 1980·Granted Nov 10, 1981·4 cites·4 claims
- 3026US4279838AProcess for the preparation of aminoaryl thiophosphates and aminoaryl phosphatesMITSUI TOATSU CHEMICALS·Filed 1980·Granted Jul 21, 1981·0 cites·15 claims
Join the waitlist — get patent alerts
Get an alert when Ryuichi Yamamoto files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →