Inventor · disambiguated record
George C. Sonnichsen
Also filed as: SONNICHSEN GEORGE · SONNICHSEN GEORGE C · SONNICHSEN GEORGE CARL
15 granted patents·245 citations·filing 1984–1995
93Inventor score
Top patents by PatentIndex Score
15 records- 0193US4737592ASelected chabazite zeolites as catalysts for conversion of methanol and ammonia to diemethylamineDU PONT·Filed 1986·Granted Apr 12, 1988·50 cites·15 claims
- 0283US4683334AModified 8-ring zeolites as catalysts for conversion of methanol and ammonia to dimethylamineDU PONT·Filed 1985·Granted Jul 28, 1987·40 cites·26 claims
- 0382US4752596AModified 8-ring zeolites as catalystsDU PONT·Filed 1987·Granted Jun 21, 1988·38 cites·17 claims
- 0480US4806689AZeolite Rho as catalyst for conversion of methanol and ammonia to dimethylamineDU PONT·Filed 1985·Granted Feb 21, 1989·36 cites·26 claims
- 0572US4985180AProcess for preparing phenyl esters of substituted acidsDU PONT·Filed 1989·Granted Jan 15, 1991·11 cites·11 claims
- 0670US5543532ACatalyst and method for vapor phase oxidation of alkane hydrocarbonsDU PONT·Filed 1994·Granted Aug 6, 1996·27 cites·7 claims
- 0764US5235077AProcess for preparing phenyl esters of substituted acidsDU PONT·Filed 1991·Granted Aug 10, 1993·8 cites·20 claims
- 0858US5153341AProcess for preparing benzenesulfonate saltsDU PONT·Filed 1991·Granted Oct 6, 1992·6 cites·8 claims
- 0949US5569785AAttrition resistant zeolite catalysts for production of methylamines in fluidized bed reactorsDU PONT·Filed 1995·Granted Oct 29, 1996·10 cites·5 claims
- 1046US6100211AAttrition resistant zeolite catalysts for production of methylamines in fluidized bed reactorsDU PONT·Filed 1995·Granted Aug 8, 2000·8 cites·6 claims
- 1145US4602112AZeolite H-ZK-5 as catalyst for conversion of methanol and ammonia to dimethylamineDU PONT·Filed 1984·Granted Jul 22, 1986·7 cites·20 claims
- 1240US5354893ACMS/SiO2 /Al2 O3 catalysts for improved selectivity in the synthesis of amines from methanol and/or dimethyl ether and ammoniaUNIV DELAWARE·Filed 1993·Granted Oct 11, 1994·1 cites·12 claims
- 1336US6103653AAttrition resistant zeolite catalysts for production of methylamines in fluidized bed reactorsDU PONT·Filed 1995·Granted Aug 15, 2000·3 cites·7 claims
- 1433US5470814ACMS/SiO2 /Al2 O3 catalysts for improved selectivity in the synthesis of amines from methanol and/or dimethyl ether and ammoniaUNIV DELAWARE·Filed 1994·Granted Nov 28, 1995·0 cites·15 claims
- 1529US5482909ACMS/SiO2 /Al2 O3 catalysts for improved selectivity in the synthesis of amines from methanol and/or dimethyl ether and ammoniaUNIV DELAWARE·Filed 1994·Granted Jan 9, 1996·0 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when George C. Sonnichsen 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 →