Inventor · disambiguated record
Tadatoshi Honda
Also filed as: HONDA TADATOSHI
26 granted patents·233 citations·filing 1972–1995
96Inventor score
Top patents by PatentIndex Score
26 records- 0191US4464539AProcess for producing α,β-unsaturated carboxylic acids or esters thereofMITSUI TOATSU CHEMICALS·Filed 1983·Granted Aug 7, 1984·30 cites·16 claims
- 0290US5144090AMethod for preparing acrolein or methacroleinMITSUI TOATSU CHEMICALS·Filed 1991·Granted Sep 1, 1992·42 cites·6 claims
- 0384US5198579ACatalyst for oxidizing methacrolein and method for preparing methacrylic acidMITSUI TOATSU CHEMICALS·Filed 1991·Granted Mar 30, 1993·27 cites·4 claims
- 0476US4345101AProcess for purifying an aqueous solution of acrylamideMITSUI TOATSU CHEMICALS·Filed 1981·Granted Aug 17, 1982·13 cites·9 claims
- 0573US3951600AAcrylamide aqueous solution handling methodASANO SHIRO·Filed 1972·Granted Apr 20, 1976·12 cites·4 claims
- 0669US4476310AProcess for the preparation of indolesMITSUI TOATSU CHEMICALS·Filed 1982·Granted Oct 9, 1984·7 cites·6 claims
- 0765US4473698AProcess for the preparation of indolesMITSUI TOATSU CHEMICALS·Filed 1981·Granted Sep 25, 1984·6 cites·11 claims
- 0864US4474969APreparation process of indoleMITSUI TOATSU CHEMICALS·Filed 1982·Granted Oct 2, 1984·5 cites·6 claims
- 0964US3962333AProcess for the production of acrylamide and methacrylamideMITSUI TOATSU CHEMICALS·Filed 1975·Granted Jun 8, 1976·6 cites·5 claims
- 1062US4436916AProcess for the preparation of indolesMITSUI TOATSU CHEMICALS·Filed 1981·Granted Mar 13, 1984·5 cites·10 claims
- 1161US4404063AMethod for the separation of indoleMITSUI TOATSU CHEMICALS·Filed 1982·Granted Sep 13, 1983·4 cites·10 claims
- 1260US3985806AProcess for continuously manufacturing acrylamideMITSUI TOATSU CHEMICALS·Filed 1972·Granted Oct 12, 1976·6 cites·7 claims
- 1359US5321186AMethod for preparing unsaturated compoundsMITSUI TOATSU CHEMICALS·Filed 1992·Granted Jun 14, 1994·5 cites·7 claims
- 1457US4668283AMagnetic powder and production process thereofMITSUI TOATSU CHEMICALS·Filed 1985·Granted May 26, 1987·15 cites·5 claims
- 1550US5220090AMethod for preparing unsaturated compoundsMITSUI TOATSU CHEMICALS·Filed 1990·Granted Jun 15, 1993·3 cites·7 claims
- 1650US4937353APreparation process for indolesMITSUI TOATSU CHEMICALS·Filed 1988·Granted Jun 26, 1990·3 cites·6 claims
- 1750US4916236APreparation of indoles by cyclizationMITSUI TOATSU CHEMICALS·Filed 1988·Granted Apr 10, 1990·3 cites·7 claims
- 1849US4495362AProcess for preparing alkyl nitroacetatesMITSUI TOATSU CHEMICALS·Filed 1982·Granted Jan 22, 1985·3 cites·12 claims
- 1948US4313001AProcess for purifying aqueous acrylamide solutionsMITSUI TOATSU CHEMICALS·Filed 1980·Granted Jan 26, 1982·7 cites·3 claims
- 2047US5220049AMethod for preparing unsaturated compoundsMITSUI TOATSU CHEMICALS·Filed 1992·Granted Jun 15, 1993·3 cites·12 claims
- 2147US5138086AMethod for preparing α,β-unsaturated nitrilesMITSUI TOATSU CHEMICALS·Filed 1990·Granted Aug 11, 1992·8 cites·11 claims
- 2243US4032572AMethod for concentrating an acrylamide aqueous solutionMITSUI TOATSU CHEMICALS·Filed 1975·Granted Jun 28, 1977·2 cites·8 claims
- 2341US4302600AProcess for the purification of an aqueous acrylamide solutionMITSUI TOATSU CHEMICALS·Filed 1980·Granted Nov 24, 1981·2 cites·4 claims
- 2440US4831158APreparation process indolesMITSUI TOATSU CHEMICALS·Filed 1987·Granted May 16, 1989·7 cites·11 claims
- 2538US5817872ACopper catalyst for the hydration of nitrile and preparation thereofMITSUI CHEMICALS INC·Filed 1995·Granted Oct 6, 1998·7 cites·24 claims
- 2631US5175308APreparation process of indolesMITSUI TOATSU CHEMICALS·Filed 1990·Granted Dec 29, 1992·2 cites·13 claims
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