Inventor · disambiguated record
Yoshinari Ishii
Also filed as: ISHII YOSHINARI
23 granted patents·6 pending applications·42 citations·filing 1992–2020
92Inventor score
Files withDIAMET CORP17MITSUBISHI MATERIALS CORP6ISHII YOSHINARI4KAWASE KINYA1MITSUBISHI MATERIALS PMG CORP1
Top patents by PatentIndex Score
29 records- 0182US8999232B2Sintered bearing for motor-powered fuel injection pumpsISHII YOSHINARI·Filed 2011·Granted Apr 7, 2015·6 cites·6 claims
- 0275US10570959B2Oil-retaining sintered bearing and method of producing the sameMITSUBISHI MATERIALS CORP·Filed 2016·Granted Feb 25, 2020·2 cites·5 claims
- 0372US9663844B2Sintered alloy superior in wear resistanceDIAMET CORP·Filed 2013·Granted May 30, 2017·1 cites·19 claims
- 0466US2019022758A1Sintered sliding member having exceptional corrosion resistance, heat resistance, and wear resistance; and method for producing said memberDIAMET CORP·Filed 2018·Application pending·0 cites
- 0566US2019203321A1Cu-BASED SINTERED BEARING AND PRODUCTION METHOD FOR Cu-BASED SINTERED BEARINGDIAMET CORP·Filed 2019·Application pending·0 cites
- 0665US11441608B2Sintered bearing for motor-type fuel pump and production method thereforDIAMET CORP·Filed 2018·Granted Sep 13, 2022·0 cites·1 claims
- 0764US12359282B2Method for manufacturing Cu—Ni—Al-based sintered alloyDIAMET CORP·Filed 2020·Granted Jul 15, 2025·0 cites·8 claims
- 0864US9849511B2Method of producing a Cu-based sintered sliding memberDIAMET CORP·Filed 2014·Granted Dec 26, 2017·0 cites·7 claims
- 0962US10532406B2Sintered sliding member having exceptional corrosion resistance, heat resistance, and wear resistance; and method for producing said memberDIAMET CORP·Filed 2015·Granted Jan 14, 2020·0 cites·15 claims
- 1060US11353063B2Sintered bearingDIAMET CORP·Filed 2019·Granted Jun 7, 2022·0 cites·3 claims
- 1160US10745780B2Cu-based sintered bearing and production method for Cu-based sintered bearingDIAMET CORP·Filed 2015·Granted Aug 18, 2020·0 cites·21 claims
- 1259US11648611B2Sintered oil-impregnated bearingDIAMET CORP·Filed 2018·Granted May 16, 2023·0 cites·5 claims
- 1358US7578866B2Iron-based sintered alloy having excellent machinabilityMITSUBISHI MATERIALS PMG CORP·Filed 2004·Granted Aug 25, 2009·2 cites·6 claims
- 1457US10697495B2Iron-copper-based oil-impregnated sintered bearing and method for manufacturing sameDIAMET CORP·Filed 2019·Granted Jun 30, 2020·0 cites·4 claims
- 1557US10654104B2Sintered bearingDIAMET CORP·Filed 2017·Granted May 19, 2020·0 cites·6 claims
- 1656US5417773AMethod for producing rare earth alloy magnet powderMITSUBISHI MATERIALS CORP·Filed 1994·Granted May 23, 1995·14 cites·2 claims
- 1755US10428873B2Iron-copper-based oil-impregnated sintered bearing and method for manufacturing sameDIAMET CORP·Filed 2017·Granted Oct 1, 2019·0 cites·5 claims
- 1854US8709124B2Sintered sliding memberISHII YOSHINARI·Filed 2010·Granted Apr 29, 2014·0 cites·6 claims
- 1953US10941465B2Cu-based sintered sliding material, and production method thereforDIAMET CORP·Filed 2017·Granted Mar 9, 2021·0 cites·6 claims
- 2052US10041536B2Sintered bearing for motor-type fuel pump with superior corrosion resistance, wear resistance and conformabilityDIAMET CORP·Filed 2013·Granted Aug 7, 2018·0 cites·4 claims
- 2149US11248654B2Oil impregnated sintered bearing and production method thereofDIAMET CORP·Filed 2018·Granted Feb 15, 2022·0 cites·16 claims
- 2249US5993732AMethod for manufacturing a rare earth magnetic powder having high magnetic anisotropyMITSUBISHI MATERIALS CORP·Filed 1998·Granted Nov 30, 1999·14 cites·16 claims
- 2349US2012145284A1Cu-BASED SINTERED SLIDING MEMBERISHII YOSHINARI·Filed 2010·Application pending·0 cites
- 2447US11073178B2Oil-impregnated sintered bearing and method for manufacturing the sameMITSUBISHI MATERIALS CORP·Filed 2017·Granted Jul 27, 2021·0 cites·13 claims
- 2545US2006104848A1Method for manufacturing Fe-based sintered alloy member having excellent dimensional accuracy, strength and sliding performanceMITSUBISHI MATERIALS CORP·Filed 2004·Application pending·0 cites
- 2644US9476453B2Cu-based oil-impregnated sintered bearingISHII YOSHINARI·Filed 2011·Granted Oct 25, 2016·0 cites·4 claims
- 2739US2019055984A1Sintered sliding material exhibiting excellent corrosion resistance, heat resistance, and wear resistance, and production method thereforDIAMET CORP·Filed 2017·Application pending·0 cites
- 2835US2006099079A1Iron-based sintered alloy, iron base sintered alloy member, method for production thereof, and oil pump rotorKAWASE KINYA·Filed 2003·Application pending·0 cites
- 2932US5211770AMagnetic recording powder having a high coercive force at room temperatures and a low curie pointMITSUBISHI MATERIALS CORP·Filed 1992·Granted May 18, 1993·3 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →