Inventor · disambiguated record
Hajime Matsushita
Also filed as: MATSUSHITA HAJIME
48 granted patents·2 pending applications·880 citations·filing 1980–2002
98Inventor score
Top patents by PatentIndex Score
50 records- 0194US4810869AAutomatic focusing control method for microscopeHITACHI LTD·Filed 1987·Granted Mar 7, 1989·109 cites·8 claims
- 0292US4812909ACell classification apparatus capable of displaying a scene obtained by superimposing a character scene and graphic scene on a CRTHITACHI LTD·Filed 1987·Granted Mar 14, 1989·90 cites·13 claims
- 0390US5391769AMethod of preparing 3-DPA-lactoneJAPAN TOBACCO INC·Filed 1992·Granted Feb 21, 1995·47 cites·20 claims
- 0489US5322955AMethod of manufacturing 3-DPA-lactoneJAPAN TOBACCO INC·Filed 1992·Granted Jun 21, 1994·42 cites·14 claims
- 0585US6320683B1Optical information recording and reproducing apparatus using a volume holographic memoryPIONEER CORP·Filed 2000·Granted Nov 20, 2001·30 cites·9 claims
- 0685US4761075ACellular analysis systemHITACHI LTD·Filed 1986·Granted Aug 2, 1988·97 cites·6 claims
- 0784US6490061B1Optical information recording and reproducing apparatus having volume holographic memoryPIONEER CORP·Filed 2000·Granted Dec 3, 2002·24 cites·2 claims
- 0883US4839120ACeramic material extruding method and apparatus thereforNGK INSULATORS LTD·Filed 1988·Granted Jun 13, 1989·46 cites·7 claims
- 0979US5112994AMethod of producing (S)-4-hydroxymethyl-γ-lactoneJAPAN TOBACCO INC·Filed 1990·Granted May 12, 1992·20 cites·11 claims
- 1078US6816291B2Optical information recording and reproducing apparatus having volume holographic memoryPIONEER CORP·Filed 2002·Granted Nov 9, 2004·15 cites·8 claims
- 1177US6504810B2Optical information recording/reproducing systemPIONEER CORP·Filed 2000·Granted Jan 7, 2003·12 cites·21 claims
- 1277US4880937AMethod of producing alcohol compoundsJAPAN TOBACCO INC·Filed 1988·Granted Nov 14, 1989·32 cites·28 claims
- 1376US4319542AApparatus for preparation of blood smear specimensAGENCY IND SCIENCE TECHN·Filed 1980·Granted Mar 16, 1982·37 cites·3 claims
- 1474US5284973AMethod of preparing an acid additional salt of delta-aminolevulinic acidJAPAN TOBACCO INC·Filed 1993·Granted Feb 8, 1994·14 cites·13 claims
- 1573US4877909AProcess for reducing aldehydes or ketonesJAPAN TOBACCO INC·Filed 1986·Granted Oct 31, 1989·13 cites·19 claims
- 1673US4362386AMethod and apparatus for recognizing smearsHITACHI LTD·Filed 1980·Granted Dec 7, 1982·49 cites·10 claims
- 1772US6414762B1Optical information recording and reproducing apparatus using a holographic memoryPIONEER CORP·Filed 2000·Granted Jul 2, 2002·9 cites·5 claims
- 1872US4841075AMethod of preparing acetal or ketalJAPAN TOBACCO INC·Filed 1987·Granted Jun 20, 1989·11 cites·5 claims
- 1969US4810825AMethod of reducing nitrile into a corresponding alcoholJAPAN TOBACCO INC·Filed 1987·Granted Mar 7, 1989·9 cites·5 claims
- 2067US6900914B1Optical information recording and reproducing apparatus having volume holographic memoryPIONEER CORP·Filed 2000·Granted May 31, 2005·9 cites·12 claims
- 2167US6574181B1Holographic memory medium and recording apparatus using the samePIONEER CORP·Filed 2000·Granted Jun 3, 2003·6 cites·8 claims
- 2267US4783559AProcess of reduction of aldehydes and ketonesJAPAN TOBACCO INC·Filed 1987·Granted Nov 8, 1988·7 cites·6 claims
- 2366US6594220B1Volume holographic memory and optical information recording/reproducing apparatusPIONEER CORP·Filed 1999·Granted Jul 15, 2003·18 cites·10 claims
- 2464US7023786B2Hologram recording and reproducing apparatusPIONEER CORP·Filed 2001·Granted Apr 4, 2006·7 cites·5 claims
- 2564US4994585AMethod of preparing (S)-γ-hydroxymethyl-α, β-butenolideJAPAN TOBACCO INC·Filed 1990·Granted Feb 19, 1991·8 cites·5 claims
- 2662US6862120B2Hologram recording medium, hologram recording method and hologram recording and reproducing apparatusPIONEER CORP·Filed 2002·Granted Mar 1, 2005·6 cites·19 claims
- 2762US5412111AMethod of preparing (3R,4R)-3-hydroxy-4-hydroxymethyl-4-butanolideJAPAN TOBACCO INC·Filed 1993·Granted May 2, 1995·15 cites·12 claims
- 2861US5451689AMethod of preparing epoxideJAPAN TOBACCO INC·Filed 1993·Granted Sep 19, 1995·7 cites·14 claims
- 2961US5006646AProcess for preparing 2'-deoxy-5-trifluoromethyl-beta-uridineYUKI GOSEI YAKUHIN KOGYO KK·Filed 1990·Granted Apr 9, 1991·14 cites·2 claims
- 3061US4910177ACatalyst for the reduction of aldehydes and ketonesJAPAN TOBACCO INC·Filed 1988·Granted Mar 20, 1990·5 cites·3 claims
- 3159US5200857AColor separation/synthetic optical system including two dichroic mirrors angled for correction of astigmatismPIONEER ELECTRONIC CORP·Filed 1992·Granted Apr 6, 1993·21 cites·7 claims
- 3252US4847910AAutomatic cell sample classifying apparatusHITACHI LTD·Filed 1987·Granted Jul 11, 1989·15 cites·5 claims
- 3348US5468881AMethod of producing cis-whiskey lactoneJAPAN TOBACCO INC·Filed 1991·Granted Nov 21, 1995·4 cites·10 claims
- 3447US5319108AMethod for producing (R,Z)-5-tetradecen-4-olideJAPAN TOBACCO INC·Filed 1991·Granted Jun 7, 1994·3 cites·9 claims
- 3546US5041566AMethod of preparing levoglucosenoneJAPAN TOBACCO INC·Filed 1990·Granted Aug 20, 1991·3 cites·13 claims
- 3645US4845065ACarbon monoxide oxidizing catalystTOPY IND LTD AND JAPAN TOBACCO·Filed 1988·Granted Jul 4, 1989·12 cites·20 claims
- 3743US5216177AMethod of preparing trans-3,4-disubstituted-γ-lactonesJAPAN TOBACCO INC·Filed 1991·Granted Jun 1, 1993·2 cites·41 claims
- 3842US2002008889A1Holographic memory and optical information recording and reproducing apparatus using the samePIONEER CORP A JAPANESE CORP·Filed 2001·Application pending·0 cites
- 3939US2002154589A1Hologram recording medium, hologram recording-reproducing method, and horogram recording-reproducing apparatusPIONEER CORP·Filed 2002·Application pending·0 cites
- 4038US4871858AMethod of producing formamide compoundsJAPAN TOBACCO INC·Filed 1987·Granted Oct 3, 1989·1 cites·9 claims
- 4137US5576467AMethod of preparing an alcoholJAPAN TOBACCO INC·Filed 1995·Granted Nov 19, 1996·1 cites·18 claims
- 4235US4847424AMethod of producing aldehyde compoundJAPAN TOBACCO INC·Filed 1988·Granted Jul 11, 1989·4 cites·8 claims
- 4333US5457192AMethod of manufacturing D-allosanJAPAN TOBACCO INC·Filed 1992·Granted Oct 10, 1995·1 cites·11 claims
- 4433US5262531AProcess for preparing 2'-deoxy-β-adenosineJAPAN TOBACCO INC·Filed 1989·Granted Nov 16, 1993·3 cites·7 claims
- 4531US5416204AMethod for preparing 2'-3'-dideoxy-β-nucleosides using 2,2-dideoxy-di(organothio)-pentofuranose intermediatesJAPAN TOBACCO INC·Filed 1992·Granted May 16, 1995·0 cites·4 claims
- 4630US5420286AOptical resolution method of a nicotine derivateJAPAN TOBACCO INC·Filed 1993·Granted May 30, 1995·0 cites·13 claims
- 4729US5410038Amethod of preparing D-altroseJAPAN TOBACCO INC·Filed 1991·Granted Apr 25, 1995·0 cites·11 claims
- 4829US5374744AMethod for manufacturing 4-substituted-Y-lactone and novel substanceJAPAN TOBACCO INC·Filed 1992·Granted Dec 20, 1994·0 cites·21 claims
- 4928US5264561AMethod of manufacturing 2',3'-dideoxy-2',3'-didehydronucleosidesJAPAN TOBACCO INC·Filed 1992·Granted Nov 23, 1993·1 cites·15 claims
- 5028US5210317AMethod of producing aldehyde by oxidation of primary alcoholJAPAN TOBACCO INC·Filed 1991·Granted May 11, 1993·1 cites·7 claims
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