Inventor · disambiguated record
Takaharu Ikeda
Also filed as: IKEDA TAKAHARU
10 granted patents·22 citations·filing 1983–1992
84Inventor score
Top patents by PatentIndex Score
10 records- 0154US5268501AProcess for preparing haloketo acid derivativesSUMITOMO CHEMICAL CO·Filed 1992·Granted Dec 7, 1993·5 cites·3 claims
- 0248US5202467AProcess for preparing haloketo acid derivativesSUMITOMO CHEMICAL CO·Filed 1991·Granted Apr 13, 1993·4 cites·26 claims
- 0344US5191109AProcess for preparing optically active cyclopentenonesSUMITOMO CHEMICAL CO·Filed 1991·Granted Mar 2, 1993·4 cites·11 claims
- 0442US4814460AProcess for preparing E-isomer of triazolyl styryl ketone derivativeSUMITOMO CHEMICAL CO·Filed 1987·Granted Mar 21, 1989·2 cites·15 claims
- 0540US5144039AProcess for producing optically active alcoholSUMITOMO ELECTRIC CO·Filed 1990·Granted Sep 1, 1992·2 cites·33 claims
- 0638US4983758AProcess for producing an optically active α-isopropyl-p-chlorophenylacetic acidSUMITOMO CHEMICAL CO·Filed 1988·Granted Jan 8, 1991·1 cites·37 claims
- 0734US4544635APreparation of optically active cis-1,3-dibenzyl-hexahydro-1H-furo[3,4-d]imidazole-2,4-dione and its intermediatesSUMITOMO CHEMICAL CO·Filed 1984·Granted Oct 1, 1985·2 cites·17 claims
- 0834US4496739AIntermediates to optically active cis-1,3-dibenzyl-hexahydro-1H-furo[3,4-d]imidazole-2,4-dioneSUMITOMO CHEMICAL CO·Filed 1983·Granted Jan 29, 1985·2 cites·15 claims
- 0933US4904793ATriazole compounds, and their productionSUMITOMO CHEMICAL CO·Filed 1987·Granted Feb 27, 1990·0 cites·3 claims
- 1030US4814461AProcess for preparing E-isomer of a triazolyl styryl ketone derivativeSUMITOMO CHEMICAL CO·Filed 1987·Granted Mar 21, 1989·0 cites·13 claims
Join the waitlist — get patent alerts
Get an alert when Takaharu Ikeda files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →