Inventor · disambiguated record
Osamu Kurahashi
Also filed as: KURAHASHI OSAMU
42 granted patents·7 pending applications·732 citations·filing 1980–2013
98Inventor score
Top patents by PatentIndex Score
49 records- 0195US6962805B2Method of constructing amino acid producing bacterial strains, and method of preparing amino acids by fermentation with the constructed amino acid producing bacterial strainsAJINOMOTO KK·Filed 2000·Granted Nov 8, 2005·57 cites·26 claims
- 0294US5378616AMutant Escherichia coli capable of enhanced L-glutamic acid production by fermentationAJINOMOTO KK·Filed 1992·Granted Jan 3, 1995·116 cites·2 claims
- 0392US6905819B1Plasmid autonomously replicable in coryneform bacteriaAJINOMOTO KK·Filed 2000·Granted Jun 14, 2005·30 cites·11 claims
- 0492US6319696B1Process for producing L-amino acidsAJINOMOTO KK·Filed 1996·Granted Nov 20, 2001·85 cites·6 claims
- 0591US5573945AMutant and method for producing L-glutamic acid by fermentationAJINOMOTO KK·Filed 1995·Granted Nov 12, 1996·59 cites·6 claims
- 0690US5393671AMutant Escherichia coli capable of enhanced L-glutamic acid productionAJINOMOTO KK·Filed 1994·Granted Feb 28, 1995·57 cites·2 claims
- 0790US4347318AMethod for producing L-threonine by fermentationAJINOMOTO KK·Filed 1980·Granted Aug 31, 1982·34 cites·4 claims
- 0889US5888783AMethods for producing L-valine and L-leucineAJINOMOTO KK·Filed 1995·Granted Mar 30, 1999·53 cites·12 claims
- 0987US7244569B2Plasmid autonomously replicable in coryneform bacteriaAJINOMOTO KK·Filed 2004·Granted Jul 17, 2007·14 cites·11 claims
- 1085US7608437B2Method of constructing amino acid producing bacterial strains, and method of preparing amino acids by fermentation with the constructed amino acid producing bacterial strainsAJINOMOTO KK·Filed 2005·Granted Oct 27, 2009·7 cites·2 claims
- 1184US7183403B2Genes for heat resistant enzymes of amino acid biosynthetic pathway derived from thermophilic coryneform bacteriaAJINOMOTO KK·Filed 2005·Granted Feb 27, 2007·4 cites·21 claims
- 1284US6210951B1GMP synthetase and gene coding for the sameAJINOMOTO KK·Filed 2000·Granted Apr 3, 2001·10 cites·4 claims
- 1383US7611873B1Method for producing L-methionine by fermentationAJINOMOTO KK·Filed 1999·Granted Nov 3, 2009·48 cites·21 claims
- 1482US6255086B1Carbamoyl-phosphate synthetase gene of coryneform bacteria and method for producing L-arginineAJINOMOTO KK·Filed 2000·Granted Jul 3, 2001·8 cites·4 claims
- 1581US5977331Aα-Ketoglutarate dehydrogenase geneAJINOMOTO KK·Filed 1995·Granted Nov 2, 1999·30 cites·13 claims
- 1680US7262035B2Method for producing L-glutamine by fermentation and L-glutamine producing bacteriumAJINOMOTO KK·Filed 2002·Granted Aug 28, 2007·8 cites·10 claims
- 1779US7160705B2Arginine repressor deficient strain of coryneform bacterium and method for producing L-arginineAJINOMOTO KK·Filed 2001·Granted Jan 9, 2007·4 cites·17 claims
- 1879US6995250B1Thermophilic amino acid biosynthesis system enzyme gene of thermotolerant coryneform bacteriumAJINOMOTO KK·Filed 2000·Granted Feb 7, 2006·6 cites·15 claims
- 1979US6893852B1Dna encoding sucrose pts enzyme IIAJINOMOTO KK·Filed 2000·Granted May 17, 2005·6 cites·5 claims
- 2077US7125977B2Genes for heat resistant enzymes of amino acid biosynthetic pathway derived from thermophilic coryneform bacteriaAJINOMOTO KK·Filed 2005·Granted Oct 24, 2006·4 cites·15 claims
- 2172US6987008B1Variant nucleoside-5′-phosphate producing enzymeAJINOMOTO KK·Filed 2000·Granted Jan 17, 2006·4 cites·25 claims
- 2272US6214591B1Methods for producing L-valine and L-leucineAJINOMOTO KK·Filed 1999·Granted Apr 10, 2001·14 cites·6 claims
- 2370US6338956B1Stress-resistant microorganism and method of producing fermentative productAJINOMOTO KK·Filed 2000·Granted Jan 15, 2002·2 cites·3 claims
- 2469US6881566B2Carbamoyl-phosphate synthetase gene of coryneform bacteria and method for producing L-arginineAJINOMOTO KK·Filed 2001·Granted Apr 19, 2005·2 cites·30 claims
- 2568US8017362B2Method for producing L-methionine by fermentationAJINOMOTO KK·Filed 2009·Granted Sep 13, 2011·0 cites·9 claims
- 2665US7297521B2Carbamoyl-phosphate synthetase gene of coryneform bacteria and method for producing L-arginineAJINOMOTO KK·Filed 2004·Granted Nov 20, 2007·0 cites·5 claims
- 2764US7608432B2Method for producing purine nucleoside by fermentationAJINOMOTO KK·Filed 2007·Granted Oct 27, 2009·0 cites·10 claims
- 2864US7435560B1Method for producing purine nucleoside by fermentationAJINOMOTO KK·Filed 1998·Granted Oct 14, 2008·7 cites·12 claims
- 2963US6156532AStress-resistant microorganism and method of producing fermentative productAJINOMOTO KK·Filed 1996·Granted Dec 5, 2000·8 cites·4 claims
- 3063US5595889AProcess for integration of a chosen gene on the chromosome of a bacterium using Mu transposonsEUROLYSINE·Filed 1994·Granted Jan 21, 1997·30 cites·16 claims
- 3161US7601519B2Method for producing purine nucleoside by fermentationAJINOMOTO KK·Filed 2007·Granted Oct 13, 2009·0 cites·9 claims
- 3261US6579699B1Method for producing fermentative product and stress-resistant microorganismAJINOMOTO KK·Filed 1999·Granted Jun 17, 2003·8 cites·12 claims
- 3361US4504581AMethod for producing L-histidine by fermentationAJINOMOTO KK·Filed 1982·Granted Mar 12, 1985·7 cites·14 claims
- 3460US7776566B2Method for producing purine nucleoside by fermentationAJINOMOTO KK·Filed 2007·Granted Aug 17, 2010·0 cites·9 claims
- 3558US7419810B2Arginine repressor deficient strain of coryneform bacterium and method for producing L-arginineAJINOMOTO KK·Filed 2006·Granted Sep 2, 2008·0 cites·8 claims
- 3657US2014045219A1Method for Producing Substance Utilizing MicroorganismAJINOMOTO KK·Filed 2013·Application pending·0 cites
- 3755US6908754B2Carbamoyl-phosphate synthetase gene of coryneform bacteria and method for producing L-arginineAJINOMOTO KK·Filed 2002·Granted Jun 21, 2005·0 cites·6 claims
- 3854US6593117B2GMP synthetase and gene coding for the sameAJINOMOTO KK·Filed 2001·Granted Jul 15, 2003·0 cites·7 claims
- 3953US2007092953A1Method for producing l-glutamine by fermentation and l-glutamine producing bacteriumAJINOMOTO KK·Filed 2006·Application pending·0 cites
- 4048US2003124685A1Carbamoyl-phosphate synthetase gene of coryneform bacteria and method for producing l-arginineFiled 2000·Application pending·0 cites
- 4146US2003153058A1Method for producing L-arginineAJINOMOTO KK·Filed 2003·Application pending·0 cites
- 4245US2003124686A1Method for producing L-arginineAJINOMOTO KK·Filed 2002·Application pending·0 cites
- 4344US8586334B2Method for producing substance utilizing microorganismNAKAI YUTA·Filed 2001·Granted Nov 19, 2013·0 cites·6 claims
- 4443US2004121428A1Process for producing l-amino acid and novel geneFiled 2000·Application pending·0 cites
- 4541US2002110876A1Method for producing threonine and isoleucineAJINOMOTO KK·Filed 2001·Application pending·0 cites
- 4637US6197590B1Process for integration of a chosen gene on the chromosome of a bacterium obtained by the said processEUROLYSINE·Filed 1997·Granted Mar 6, 2001·4 cites·44 claims
- 4736US4588687AMethod for producing L-tryptophan by fermentationAJINOMOTO KK·Filed 1982·Granted May 13, 1986·3 cites·2 claims
- 4833US4591562AMethod for producing L-phenylalanine by fermentationAJINOMOTO KK·Filed 1983·Granted May 27, 1986·1 cites·4 claims
- 4930US4560652AProcess for producing L-tryptophan by fermentationAJINOMOTO KK·Filed 1982·Granted Dec 24, 1985·2 cites·8 claims
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