Inventor · disambiguated record
Keiichi Nagai
Also filed as: NAGAI KEIICHI
32 granted patents·19 pending applications·1,633 citations·filing 1985–2018
98Inventor score
Files withHITACHI LTD27RES ASS FOR BIOTECHNOLOGY9CHUGAI PHARMACEUTICAL CO LTD3ACCELERON PHARMA INC2AGENCY IND SCIENCE TECHN1
Top patents by PatentIndex Score
51 records- 0197US5356776ADNA measuring methodHITACHI LTD·Filed 1992·Granted Oct 18, 1994·152 cites·13 claims
- 0296US7279558B2Genes associated with the maintenance of differentiation of smooth muscle cellsCHUGAI PHARMACEUTICAL CO LTD·Filed 2005·Granted Oct 9, 2007·37 cites·8 claims
- 0396US6943241B2Full-length cDNARES ASS FOR BIOTECHNOLOGY·Filed 2002·Granted Sep 13, 2005·160 cites·4 claims
- 0495US7193069B2Full-length cDNARES ASS FOR BIOTECHNOLOGY·Filed 2002·Granted Mar 20, 2007·105 cites·5 claims
- 0594US6979557B2Full-length cDNARES ASS FOR BIOTECHNOLOGY·Filed 2002·Granted Dec 27, 2005·80 cites·7 claims
- 0693US5239185AMethod and equipment for measuring absorptance of light scattering materials using plural wavelengths of lightHITACHI LTD·Filed 1992·Granted Aug 24, 1993·122 cites·14 claims
- 0793US5192412AElectrophoretic apparatus having arrayed electrophoresis lanesHITACHI LTD·Filed 1991·Granted Mar 9, 1993·116 cites·21 claims
- 0893US5062942AFluorescence detection type electrophoresis apparatusHITACHI LTD·Filed 1990·Granted Nov 5, 1991·138 cites·25 claims
- 0989US5268080ADNA detector and DNA detection methodHITACHI LTD·Filed 1992·Granted Dec 7, 1993·68 cites·8 claims
- 1088US5307148AFluorescence detection type electrophoresis apparatusHITACHI LTD·Filed 1991·Granted Apr 26, 1994·82 cites·13 claims
- 1186US5290419AFluorescence detection type electrophoresis apparatusHITACHI LTD·Filed 1993·Granted Mar 1, 1994·72 cites·9 claims
- 1285US6908748B2Genes associated with the maintenance of differentiation of smooth muscle cellsCHUGAI PHARMACEUTICAL CO LTD·Filed 2002·Granted Jun 21, 2005·15 cites·50 claims
- 1385US5314602ADNA detector and DNA detection methodHITACHI LTD·Filed 1993·Granted May 24, 1994·53 cites·8 claims
- 1484US6821734B2Method for testing nucleic acid sequenceHITACHI LTD·Filed 2002·Granted Nov 23, 2004·11 cites·17 claims
- 1583US7049104B2Genetic analysis methodHITACHI LTD·Filed 2003·Granted May 23, 2006·13 cites·9 claims
- 1679US7029562B2Capillary array electrophoresis apparatusHITACHI LTD·Filed 2003·Granted Apr 18, 2006·14 cites·7 claims
- 1775US5057438AElectrophoretic antigen-antibody determination with laminate of multiple membranesAGENCY IND SCIENCE TECHN·Filed 1987·Granted Oct 15, 1991·38 cites·11 claims
- 1875US5051162AFluorescence detection type electrophoresis apparatus and its supporting vesselHITACHI LTD·Filed 1990·Granted Sep 24, 1991·41 cites·9 claims
- 1973US6132578AMethod and apparatus for electrophoresis separation and detectionHITACHI LTD·Filed 1997·Granted Oct 17, 2000·41 cites·28 claims
- 2072US6531044B1Capillary array electrophoresis apparatusHITACHI LTD·Filed 1999·Granted Mar 11, 2003·32 cites·10 claims
- 2171US5650274ADNA analyzing methodHITACHI LTD·Filed 1994·Granted Jul 22, 1997·45 cites·9 claims
- 2270US8110662B2Antibody directed to protein involved in maintaining differentiation of smooth muscle cellsOTA TOSHIO·Filed 2007·Granted Feb 7, 2012·1 cites·2 claims
- 2364US5190039AApparatus and method for monitoring body organsHITACHI LTD·Filed 1990·Granted Mar 2, 1993·106 cites·17 claims
- 2460US4824778AImmunoassay for measuring the concentration of antigen in a sampleHITACHI LTD·Filed 1986·Granted Apr 25, 1989·20 cites·3 claims
- 2560US2009311748A1Heart20049410 polypeptides and methods of making the sameACCELERON PHARMA INC·Filed 2009·Application pending·0 cites
- 2657US7560541B2Heart20049410 full-length cDNA and polypeptidesACCELERON PHARMA INC·Filed 2007·Granted Jul 14, 2009·0 cites·8 claims
- 2757US5824481ADNA analyzing methodHITACHI LTD·Filed 1997·Granted Oct 20, 1998·17 cites·2 claims
- 2854US8828662B2Method and kit for detection of microsatellite instability-positive cellTAKAHASHI RYOSUKE·Filed 2007·Granted Sep 9, 2014·0 cites·3 claims
- 2954US2002049545A1Amino acid frame indication system, method for amino acid frame indication, and recording mediumHITACHI LTD AND HELIX RES INST·Filed 2001·Application pending·0 cites
- 3053US2007105122A1Primers for synthesizing full-length cDNA and their useRES ASS FOR BIOTECHNOLOGY·Filed 2004·Application pending·0 cites
- 3152US2006105376A1Novel full-length cDNARES ASS FOR BIOTECHNOLOGY·Filed 2005·Application pending·0 cites
- 3252US2003017480A1Novel genes encoding protein kinase/protein phosphataseFiled 2002·Application pending·0 cites
- 3352US2003087272A1Gene testing methodHITACHI LTD·Filed 2002·Application pending·0 cites
- 3451US2004091883A1Method for analysing and displaying ORF as well as UTR in cDNA sequences and its application to protein synthesisHITACHI LTD·Filed 2003·Application pending·0 cites
- 3550US5194372AMethod and apparatus for detecting disorders in genomic substancesHITACHI LTD·Filed 1990·Granted Mar 16, 1993·17 cites·4 claims
- 3650US2007048740A1Full-length cDNARES ASS FOR BIOTECHNOLOGY·Filed 2004·Application pending·0 cites
- 3750US2007020637A1Full-length cDNARES ASS FOR BIOTECHNOLOGY·Filed 2004·Application pending·0 cites
- 3850US2005250144A1Novel genes encoding protein kinase/protein phosphataseCHUGAI PHARMACEUTICAL CO LTD·Filed 2005·Application pending·0 cites
- 3949US2007015163A1Novel full-length cDNARES ASS FOR BIOTECHNOLOGY·Filed 2005·Application pending·0 cites
- 4048US4892638AInstrument for determination of the base sequence of DNAHITACHI LTD·Filed 1987·Granted Jan 9, 1990·13 cites·4 claims
- 4148US2006029945A1Novel full length cDNARES ASS FOR BIOTECHNOLOGY·Filed 2005·Application pending·0 cites
- 4248US2005287549A1Method of genetic testingHITACHI LTD·Filed 2005·Application pending·0 cites
- 4347US4904366AInstrument for determination of the base sequence of nucleic acidHITACHI LTD·Filed 1987·Granted Feb 27, 1990·12 cites·9 claims
- 4447US2006223087A1Method for nucleic acid analysisTANIGUCHI KIYOMI·Filed 2006·Application pending·0 cites
- 4546US2003082776A1Novel genes encoding protein kinase/protein phosphataseFiled 2002·Application pending·0 cites
- 4645US2020170920A1CosmeticJAPAN BEAUTY PRODUCTS CO LTD·Filed 2018·Application pending·0 cites
- 4745US2006122534A1Container for suspension and filtration of stoolMATSUMURA YASUHIRO·Filed 2005·Application pending·0 cites
- 4843US2010173287A1Method of analyzing nucleic acidHITACHI LTD·Filed 2006·Application pending·0 cites
- 4941US4624769AElectrophoresis apparatus for nucleic acid fragmentsHITACHI LTD·Filed 1985·Granted Nov 25, 1986·9 cites·10 claims
- 5038US2006099607A1Method, apparatus and kit for analyzing sample nucleic acidNAKASHIMA YUKIE·Filed 2005·Application pending·0 cites
Showing the top 50 of 51 patent records by PatentIndex Score.
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