Inventor · disambiguated record
Ryuichi Mita
Also filed as: MITA RYUICHI
25 granted patents·87 citations·filing 1979–1992
94Inventor score
Files withMITSUI TOATSU CHEMICALS25
Top patents by PatentIndex Score
25 records- 0175US4675439APreparation process of N-acylphenylalaninesMITSUI TOATSU CHEMICALS·Filed 1985·Granted Jun 23, 1987·12 cites·18 claims
- 0275US4612388AProcess for producing N-acylphenylalaninesMITSUI TOATSU CHEMICALS·Filed 1985·Granted Sep 16, 1986·12 cites·15 claims
- 0368US4342700AOxidation-reduction reagents for a wet desulfurization process and a process for preparing sameMITSUI TOATSU CHEMICALS·Filed 1981·Granted Aug 3, 1982·5 cites·4 claims
- 0466US4276187AOxidation-reduction reagents for a wet desulfurization process and a process for preparing sameMITSUI TOATSU CHEMICALS·Filed 1979·Granted Jun 30, 1981·9 cites·4 claims
- 0560US4605759AProcess for production of β-phenylserineMITSUI TOATSU CHEMICALS·Filed 1984·Granted Aug 12, 1986·5 cites·5 claims
- 0656US4745210APreparation process of N-formyl-α-aspartyl phenylalanineMITSUI TOATSU CHEMICALS·Filed 1985·Granted May 17, 1988·11 cites·3 claims
- 0755US5221769AProduction of p-acetylaminophenol from p-aminophenyl acetateMITSUI TOATSU CHEMICALS·Filed 1990·Granted Jun 22, 1993·5 cites·8 claims
- 0854US4304933AProduction of DL-serineMITSUI TOATSU CHEMICALS·Filed 1980·Granted Dec 8, 1981·3 cites·8 claims
- 0948US5105021APreparation of a difluorohalomethoxybenzeneMITSUI TOATSU CHEMICALS·Filed 1990·Granted Apr 14, 1992·4 cites·7 claims
- 1046US4780561APreparation process of α-L-aspartyl-L-phenylalanine methyl ester or hydrochloride thereofMITSUI TOATSU CHEMICALS·Filed 1987·Granted Oct 25, 1988·6 cites·7 claims
- 1139US4393000ACyclization process for producing aziridine-2-carboxylic acid or its saltsMITSUI TOATSU CHEMICALS·Filed 1980·Granted Jul 12, 1983·1 cites·13 claims
- 1239US4350643AProcess for producing 2,3-dihalopropionitrileMITSUI TOATSU CHEMICALS·Filed 1980·Granted Sep 21, 1982·2 cites·11 claims
- 1337US4801732APreparation process of α-L-aspartyl-L-phenylalanine methyl esterMITSUI TOATSU CHEMICALS·Filed 1988·Granted Jan 31, 1989·3 cites·9 claims
- 1435US5202329APyrimidinyloxy(thio)quinoline derivative, and agri-horticultural fungicide comprising the derivative as active ingredientMITSUI TOATSU CHEMICALS·Filed 1992·Granted Apr 13, 1993·1 cites·20 claims
- 1535US4962222APreparation process of α-l-aspartyl-l-phenylalanine methyl ester having low hygroscopicityMITSUI TOATSU CHEMICALS·Filed 1989·Granted Oct 9, 1990·2 cites·8 claims
- 1635US4778916APreparation process of α-L-aspartyl-L-phenylalanine methyl ester or hydrochloride thereofMITSUI TOATSU CHEMICALS·Filed 1987·Granted Oct 18, 1988·2 cites·2 claims
- 1735US4484003APreparation process of β-chloroalanineMITSUI TOATSU CHEMICALS·Filed 1982·Granted Nov 20, 1984·1 cites·4 claims
- 1832US4918216APreparation process of α-l-aspartyl-l-phenyl-alanine methyl ester or hydrohalide thereofMITSUI TOATSU CHEMICALS·Filed 1989·Granted Apr 17, 1990·1 cites·23 claims
- 1932US4897506AIsolation of alpha-l-aspartyl-l-phenylalanine methyl ester from aqueous mediumMITSUI TOATSU CHEMICALS·Filed 1988·Granted Jan 30, 1990·1 cites·18 claims
- 2031US4453008AProduction process of DL-cysteinMITSUI TOATSU CHEMICALS·Filed 1982·Granted Jun 5, 1984·0 cites·7 claims
- 2131US4338259AAlpha-halogeno-beta-aminopropionitriles or the mineral acid salts thereof, and processes for production thereofMITSUI TOATSU CHEMICALS·Filed 1980·Granted Jul 6, 1982·0 cites·15 claims
- 2229US5104491AMethod for purifying pentachloronitrobenzene by solid base treatmentMITSUI TOATSU CHEMICALS·Filed 1991·Granted Apr 14, 1992·1 cites·15 claims
- 2328US5144083AProcess for producing p-hydroxyneophyl m-phenoxybenzyl etherMITSUI TOATSU CHEMICALS·Filed 1990·Granted Sep 1, 1992·0 cites·27 claims
- 2422US5208400AProcess for producing allyl bromidesMITSUI TOATSU CHEMICALS·Filed 1992·Granted May 4, 1993·0 cites·8 claims
- 2520US5220081AProcess for preventing consolidation of p-dichlorobenzeneMITSUI TOATSU CHEMICALS·Filed 1992·Granted Jun 15, 1993·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →