Inventor · disambiguated record
An-I Yeh
Also filed as: YEH AN-I
35 granted patents·353 citations·filing 1983–2020
97Inventor score
Top patents by PatentIndex Score
35 records- 0190US4525245ASeparation of n-butyl acetate from n-butanol by extractive distillationBERG LLOYD·Filed 1984·Granted Jun 25, 1985·25 cites·2 claims
- 0286US4666563ASeparation of isopropyl ether from isopropanol and water by extractive distillationBERG LLOYD·Filed 1985·Granted May 19, 1987·21 cites·9 claims
- 0385US4488937ASeparation of m-xylene from o-xylene by extractive distillationBERG LLOYD·Filed 1984·Granted Dec 18, 1984·19 cites·2 claims
- 0482US4654123ADehydration of ethanol by extractive distillationBERG LLOYD·Filed 1986·Granted Mar 31, 1987·48 cites·5 claims
- 0581US4631115ADehydration of ethanol by extractive distillationBERG LLOYD·Filed 1985·Granted Dec 23, 1986·16 cites·8 claims
- 0680US4735690ADehydration of impure formic acid by extractive distillationBERG LLOYD·Filed 1986·Granted Apr 5, 1988·15 cites·2 claims
- 0779US4501645ASeparation of methanol from acetone by extractive distillationBERG LLOYD·Filed 1983·Granted Feb 26, 1985·13 cites·9 claims
- 0874US4510022ASeparation of isopropyl ether from isopropanol and water by extractive distillationBERG LLOYD·Filed 1983·Granted Apr 9, 1985·10 cites·2 claims
- 0973US4724049ASeparation of isobutyl acetate from isobutanol by extractive distillationBERG LLOYD·Filed 1986·Granted Feb 9, 1988·9 cites·1 claims
- 1073US4642166ADehydration of formic acid by extractive distillationBERG LLOYD·Filed 1986·Granted Feb 10, 1987·10 cites·11 claims
- 1172US4592805ASeparation of n-propyl acetate from n-propanol by extractive distillationBERG LLOYD·Filed 1984·Granted Jun 3, 1986·9 cites·4 claims
- 1270US4676874ASeparation of n-propyl acetate from n-propanol and water by extractive distillationBERG LLOYD·Filed 1985·Granted Jun 30, 1987·9 cites·2 claims
- 1369US4826576ASeparation of isopropyl acetate from isopropanol by extractive distillationBERG LLOYD·Filed 1986·Granted May 2, 1989·9 cites·2 claims
- 1468US4676872ASeparation of m-xylene from o-xylene by extractive distillation with adiponitrile and mixtures thereofBERG LLOYD·Filed 1986·Granted Jun 30, 1987·8 cites·2 claims
- 1567US4718988ASeparation of 2-butyl acetate from 2-butanol by extractive distillationBERG LLOYD·Filed 1986·Granted Jan 12, 1988·8 cites·4 claims
- 1664US4676875ASeparation of m-xylene from o-xylene by extractive distillationBERG LLOYD·Filed 1986·Granted Jun 30, 1987·7 cites·1 claims
- 1764US4673465ASeparation of m-xylene from o-xylene by extractive distillation with polychloro compoundsBERG LLOYD·Filed 1986·Granted Jun 16, 1987·7 cites·7 claims
- 1864US4670106ASeparation of n-amyl acetate and water from n-amyl alcohol by extractive distillationBERG LLOYD·Filed 1985·Granted Jun 2, 1987·7 cites·3 claims
- 1963US4597834ASeparation of methyl acetate from methanol by extractive distillationBERG LLOYD·Filed 1984·Granted Jul 1, 1986·6 cites·2 claims
- 2063US4585526ASeparation of m-xylene from o-xylene by extractive distillationBERG LLOYD·Filed 1984·Granted Apr 29, 1986·6 cites·2 claims
- 2161US4822947ASeparation of m-xylene from o-xylene by extractive distillation with DMSOBERG LLOYD·Filed 1987·Granted Apr 18, 1989·6 cites·1 claims
- 2258US4738755ASeparation of m-xylene from o-xylene by extractive distillationBERG LLOYD·Filed 1987·Granted Apr 19, 1988·5 cites·15 claims
- 2358US4693789ASeparation of isopropyl acetate from isopropanol by extractive distillationBERG LLOYD·Filed 1986·Granted Sep 15, 1987·5 cites·9 claims
- 2457US11725083B2Method for forming chitin filmUNIV NAT TAIWAN·Filed 2020·Granted Aug 15, 2023·0 cites·14 claims
- 2556US4566948ASeparation of isopropyl ether from isopropanol and water by extractive distillationBERG LLOYD·Filed 1984·Granted Jan 28, 1986·4 cites·2 claims
- 2655US4507176ASeparation of n-butyl acetate from n-butanol by extractive distillationBERG LLOYD·Filed 1984·Granted Mar 26, 1985·14 cites·2 claims
- 2747US4543164ASeparation of methyl acetate from methanol by extractive distillationBERG LLOYD·Filed 1983·Granted Sep 24, 1985·10 cites·3 claims
- 2847US4459179ASeparation of isopropyl ether from acetone by extractive distillationBERG LLOYD·Filed 1983·Granted Jul 10, 1984·10 cites·13 claims
- 2943US4642167ASeparation of isobutyl acetate from isobutanol by extractive distillationBERG LLOYD·Filed 1985·Granted Feb 10, 1987·7 cites·2 claims
- 3043US4459178ASeparation of isopropyl ether from methyl ethyl ketone by extractive distillationBERG LLOYD·Filed 1983·Granted Jul 10, 1984·8 cites·4 claims
- 3141US4549938ASeparation of methanol from methyl acetate by extractive distillationBERG LLOYD·Filed 1984·Granted Oct 29, 1985·7 cites·23 claims
- 3239US4670105ADehydration of propanoic acid by extractive distillationBERG LLOYD·Filed 1986·Granted Jun 2, 1987·1 cites·7 claims
- 3339US4551207ASeparation of isopropyl ether from acetone by extractive distillationBERG LLOYD·Filed 1984·Granted Nov 5, 1985·6 cites·3 claims
- 3436US4690734ASeparation of n-amyl acetate from n-amyl alcohol by extractive distillationBERG LLOYD·Filed 1985·Granted Sep 1, 1987·5 cites·30 claims
- 3534US4544454ASeparation of isopropyl ether from methyl ethyl ketone by extractive distillationBERG LLOYD·Filed 1984·Granted Oct 1, 1985·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →