Inventor · disambiguated record
Yasuo Murakami
Also filed as: MURAKAMI YASUO
87 granted patents·9 pending applications·1,650 citations·filing 1976–2016
99Inventor score
Top patents by PatentIndex Score
96 records- 0197US4486026ASealing and bearing means by use of ferrofluidNIPPON SEIKO KK·Filed 1983·Granted Dec 4, 1984·77 cites·9 claims
- 0296US6224688B1Rolling bearingNSK LTD·Filed 1998·Granted May 1, 2001·75 cites·9 claims
- 0395US5427457ARolling bearingNSK LTD·Filed 1993·Granted Jun 27, 1995·51 cites·8 claims
- 0494US6572270B2Rolling bearing unitNSK LTD·Filed 2001·Granted Jun 3, 2003·44 cites·14 claims
- 0594US4930909ARolling bearingNIPPON SEIKO KK·Filed 1989·Granted Jun 5, 1990·70 cites·6 claims
- 0693US7006953B2Method and apparatus for predicting the life of a rolling bearing, rolling bearing selection apparatus using the life prediction apparatus, and storage mediumNSK LTD·Filed 2001·Granted Feb 28, 2006·35 cites·27 claims
- 0793US6440232B1Toroidal-type continuously variable transmissionNSK LTD·Filed 2000·Granted Aug 27, 2002·46 cites·4 claims
- 0893US6342109B1Rolling bearingNSK LTD·Filed 1999·Granted Jan 29, 2002·54 cites·7 claims
- 0993US5413643ARolling bearingNSK LTD·Filed 1994·Granted May 9, 1995·64 cites·5 claims
- 1092US7691191B2Anthrapyridone compound, salt thereof, magenta ink composition and colored productNIPPON KAYAKU KK·Filed 2007·Granted Apr 6, 2010·13 cites·18 claims
- 1190US7678185B2Anthrapyridone compound or salt thereof, magenta ink composition containing the same, and colored productNIPPON KAYAKU KK·Filed 2007·Granted Mar 16, 2010·9 cites·20 claims
- 1290US6699335B2Machine partNSK LTD·Filed 2001·Granted Mar 2, 2004·26 cites·3 claims
- 1390US6471760B1Anthrapyridone compounds, water-based magenta ink composition, and method of ink-jet recordingNIPPON KAYAKU KK·Filed 1999·Granted Oct 29, 2002·38 cites·15 claims
- 1489US5147140ABall-and-roller bearingNSK LTD·Filed 1991·Granted Sep 15, 1992·32 cites·4 claims
- 1588US7785411B2Anthrapyridone compound or salt thereof, magenta ink composition and colored productNIPPON KAYAKU KK·Filed 2007·Granted Aug 31, 2010·9 cites·21 claims
- 1687US6648952B1Anthrapyridone compound, aqueous magenta ink compositions and ink-jet recording methodNIPPON KAYAKU KK·Filed 2000·Granted Nov 18, 2003·21 cites·14 claims
- 1786US6652969B1Carbon film method for formation thereof and article covered with carbon film and method for preparation thereofNISSIN ELECTRIC CO LTD·Filed 2000·Granted Nov 25, 2003·39 cites·24 claims
- 1886US5137375ARolling bearingNIPPON SEIKO KK·Filed 1991·Granted Aug 11, 1992·64 cites·5 claims
- 1985US7297196B2Anthrapyridone compound, water-based magenta ink composition and inkjet recording methodNIPPON KAYAKU KK·Filed 2004·Granted Nov 20, 2007·17 cites·23 claims
- 2085US4598914ASealing and bearing means by use of ferrofluidNIPPON SEIKO KK·Filed 1984·Granted Jul 8, 1986·23 cites·7 claims
- 2184US5030017ARolling bearingNIPPON SEIKO KK·Filed 1990·Granted Jul 9, 1991·41 cites·18 claims
- 2283US5352303ARolling bearingNSK LTD·Filed 1993·Granted Oct 4, 1994·71 cites·4 claims
- 2383US4904094ABall-and-roller bearing systemNIPPON SEIKO KK·Filed 1988·Granted Feb 27, 1990·40 cites·5 claims
- 2481US5456538ARoller bearingNSK LTD·Filed 1994·Granted Oct 10, 1995·37 cites·3 claims
- 2581US4871268ARolling bearingNIPPON SEIKO KK·Filed 1988·Granted Oct 3, 1989·48 cites·12 claims
- 2680US7985287B2Anthrapyridone compound or a salt thereof, magenta ink composition containing the anthrapyridone compound and colored productNIPPON KAYAKU KK·Filed 2009·Granted Jul 26, 2011·4 cites·17 claims
- 2778US7223301B2Anthrapyridone compound, water-based magenta ink composition and inkjet recording methodNIPPON KAYAKU KK·Filed 2004·Granted May 29, 2007·15 cites·20 claims
- 2878US6503579B1Plasma CVD method, plasma CVD apparatus, and electrodeNISSIN ELECTRIC CO LTD·Filed 1999·Granted Jan 7, 2003·48 cites·17 claims
- 2977US5347098AMethod of welding nickel or nickel alloy productsNIPPON STEEL CORP·Filed 1992·Granted Sep 13, 1994·38 cites·19 claims
- 3073US7435308B2Rolling bearingNSK LTD·Filed 2005·Granted Oct 14, 2008·4 cites·2 claims
- 3173US6725720B2Rolling bearing, and method of ultrasonically detecting flaws in bearing raceway ring of rolling bearingNSK LTD·Filed 2001·Granted Apr 27, 2004·10 cites·12 claims
- 3273US6602360B2Rolling bearingNSK LTD·Filed 2001·Granted Aug 5, 2003·8 cites·12 claims
- 3371US5489495AElectrophotographic photoconductor and diamine compounds for use in the sameRICOH KK·Filed 1994·Granted Feb 6, 1996·15 cites·31 claims
- 3470US6686969B1Display deviceNEC MITSUBISHI ELECTRIC VISUAL·Filed 2000·Granted Feb 3, 2004·13 cites·8 claims
- 3567US7169473B2Carbon film-coated article and method of producing the sameNISSIN ELECTRIC CO LTD·Filed 2003·Granted Jan 30, 2007·6 cites·7 claims
- 3667US6332714B1Induction-hardened rolling bearing deviceNSK LTD·Filed 1999·Granted Dec 25, 2001·22 cites·9 claims
- 3767US6082906ARolling bearingNSK LTD·Filed 1998·Granted Jul 4, 2000·26 cites·6 claims
- 3866US7033462B2Vacuum arc vapor deposition process and apparatusNISSIN ELECTRIC CO LTD·Filed 2002·Granted Apr 25, 2006·6 cites·35 claims
- 3966US5688288ADisperse dye composition and method for dyeing hydrophobic fiber material therewithNIPPON KAYAKU KK·Filed 1996·Granted Nov 18, 1997·10 cites·12 claims
- 4065US7811002B2Rolling deviceNSK LTD·Filed 2005·Granted Oct 12, 2010·3 cites·10 claims
- 4164US7305330B2Life predicting method for rolling bearing, life predicting device, rolling bearing selecting device using life predicting device, program and environment coefficient determining methodNSK LTD·Filed 2002·Granted Dec 4, 2007·9 cites·12 claims
- 4264US7060167B2Vacuum arc vapor deposition apparatusNISSIN ELECTRCI CO LTD·Filed 2003·Granted Jun 13, 2006·7 cites·24 claims
- 4364US6517644B2Rolling bearing and method manufacturing the sameNSK LTD·Filed 2000·Granted Feb 11, 2003·4 cites·10 claims
- 4463US6565677B1Rolling bearingNSK LTD·Filed 2000·Granted May 20, 2003·17 cites·4 claims
- 4562US5631404ADiamine compounds for use in electrophotographic photoconductorsRICOH KK·Filed 1995·Granted May 20, 1997·12 cites·21 claims
- 4662US5434484ARaster left-and-right distortions correcting apparatusMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Jul 18, 1995·20 cites·12 claims
- 4761US6159249ADye composition and method for dyeing hydrophobic fiber with the sameNIPPON KAYAKU KK·Filed 1997·Granted Dec 12, 2000·9 cites·15 claims
- 4861US2007071993A1Carbon film-coated article and method of producing the sameNISSIN ELECTRIC CO LTD·Filed 2006·Application pending·0 cites
- 4960US6152605ABall bearingNSK LTD·Filed 1999·Granted Nov 28, 2000·17 cites·9 claims
- 5059US6531000B1Surface treated rolling bearing and manufacturing method thereofNSK LTD·Filed 1999·Granted Mar 11, 2003·15 cites·2 claims
Showing the top 50 of 96 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →