Inventor · disambiguated record
Yoji Sakito
Also filed as: SAKITO YOJI
25 granted patents·84 citations·filing 1979–1996
95Inventor score
Files withSUMITOMO CHEMICAL CO25
Top patents by PatentIndex Score
25 records- 0180US4767882ATetrahydronaphthalene derivatives and their productionSUMITOMO CHEMICAL CO·Filed 1986·Granted Aug 30, 1988·15 cites·37 claims
- 0270US5200561AProcess for producing optically active aminesSUMITOMO CHEMICAL CO·Filed 1991·Granted Apr 6, 1993·12 cites·22 claims
- 0370US4424389ASynthesis of 6-hydroxychroman-2-methanol derivativesSUMITOMO CHEMICAL CO·Filed 1982·Granted Jan 3, 1984·9 cites·17 claims
- 0467US4584387AAcyl and ester derivatives of 1,3-diazabicyclo[3,3,0]octaneSUMITOMO CHEMICAL CO·Filed 1983·Granted Apr 22, 1986·6 cites·12 claims
- 0559US4487956AMenthyl 2,2-dimethylcyclopropanecarboxylate and resolution of the sameSUMITOMO CHEMICAL CO·Filed 1983·Granted Dec 11, 1984·5 cites·8 claims
- 0658US4788323AMethod for racemization of optically active chrysanthemic acid or its esterSUMITOMO CHEMICAL CO·Filed 1987·Granted Nov 29, 1988·5 cites·30 claims
- 0757US5120853AProcess for producing optically active compoundsSUMITOMO CHEMICAL CO·Filed 1991·Granted Jun 9, 1992·5 cites·19 claims
- 0857US4337346Aα-Hydroxyaldehyde and a process for preparing the sameSUMITOMO CHEMICAL CO·Filed 1979·Granted Jun 29, 1982·3 cites·7 claims
- 0951US5616769AMethod for purifying O,S-dimethyl N-acetylphosphoramidothioateSUMITOMO CHEMICAL CO·Filed 1995·Granted Apr 1, 1997·6 cites·8 claims
- 1049US5011989AOptically active hydroxybenzylamineSUMITOMO CHEMICAL CO·Filed 1988·Granted Apr 30, 1991·2 cites·9 claims
- 1147US4383122AProcess for preparing α-hydroxyaldehydeSUMITOMO CHEMICAL CO·Filed 1981·Granted May 10, 1983·2 cites·6 claims
- 1244US5231227AOptically active hydroxybenzylamine derivative and process for producing said compoundSUMITOMO CHEMICAL CO·Filed 1992·Granted Jul 27, 1993·3 cites·12 claims
- 1344US4820864AMethod for racemization of optically active chrysanthemic acid or its esterSUMITOMO CHEMICAL CO·Filed 1988·Granted Apr 11, 1989·2 cites·18 claims
- 1442US4908455AMethod for producing an optically active azolyl-α β-unsaturated alcoholSUMITOMO CHEMICAL CO·Filed 1988·Granted Mar 13, 1990·1 cites·9 claims
- 1540US4954651AProcess for preparing trans-2,2-dimethyl-3-(2,2-dihalovinyl)-cyclopropane carboxylic acid halideSUMITOMO CHEMICAL CO·Filed 1989·Granted Sep 4, 1990·1 cites·29 claims
- 1640US4276217AMethod for producing 1,5-dimethyl-6,8-dioxabicyclo[3.2.1]octaneSUMITOMO CHEMICAL CO·Filed 1980·Granted Jun 30, 1981·1 cites·7 claims
- 1739US4616092Aβ-formyl-β-hydroxy esterSUMITOMO CHEMICAL CO·Filed 1981·Granted Oct 7, 1986·1 cites·1 claims
- 1838US4898655AMethod for racemization of optically active chrysanthemic acid or its derivativesSUMITOMO CHEMICAL CO·Filed 1988·Granted Feb 6, 1990·1 cites·28 claims
- 1938US4812264AMethod for racemization of optically active chrysanthemic acid derivativesSUMITOMO CHEMICAL CO·Filed 1988·Granted Mar 14, 1989·1 cites·24 claims
- 2036US5684174AMethod for purifying O, S-dimethyl N-acetylphosphoramidothioateSUMITOMO CHEMICAL CO·Filed 1996·Granted Nov 4, 1997·2 cites·7 claims
- 2136US5144071AMethod for producing an optically active azolyl-α,β-unsaturated alcoholSUMITOMO CHEMICAL CO·Filed 1989·Granted Sep 1, 1992·0 cites·7 claims
- 2234US4328378A2,6-Dimethyl-6-heptene-1,2-diolSUMITOMO CHEMICAL CO·Filed 1981·Granted May 4, 1982·0 cites·2 claims
- 2332US5698742AMethod for producing an optically active azolyl-α, β-unsaturated alcoholSUMITOMO CHEMICAL CO·Filed 1993·Granted Dec 16, 1997·0 cites·13 claims
- 2432US5145998AMethod for producing optically active aminesSUMITOMO CHEMICAL CO·Filed 1990·Granted Sep 8, 1992·1 cites·4 claims
- 2531US4948914AProcess for preparing trans-2,2-dimethyl-3-(2,2-dihalovinyl)cyclopropane carboxylic acid estersSUMITOMO CHEMICAL CO·Filed 1989·Granted Aug 14, 1990·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →