Inventor · disambiguated record
Hans-Juergen Weyer
Also filed as: WEYER HANS-JUERGEN
16 granted patents·207 citations·filing 1990–1995
94Inventor score
Top patents by PatentIndex Score
16 records- 0190US5099074AProcess for the preparation of polyether glycolsBASF AG·Filed 1990·Granted Mar 24, 1992·53 cites·9 claims
- 0279US5391771AHydrogenation of citric acidBASF AG·Filed 1993·Granted Feb 21, 1995·16 cites·14 claims
- 0377US5434273APreparation of N-substituted 2-pyrrolidonesBASF AG·Filed 1994·Granted Jul 18, 1995·17 cites·4 claims
- 0477US5276165APreparation of N-substituted lactamsBASF AG·Filed 1992·Granted Jan 4, 1994·18 cites·7 claims
- 0575US5157127APreparation of n-substituted pyrrolidonesWEYER HANS JUERGEN·Filed 1991·Granted Oct 20, 1992·19 cites·7 claims
- 0672US5536854APreparation of 2-methyl-1,4-butanediol and 3-methyltetrahydrofuranBASF AG·Filed 1995·Granted Jul 16, 1996·13 cites·3 claims
- 0771US5008408APreparation of 1,4-butanediol and tetrahydrofuranBASF AG·Filed 1990·Granted Apr 16, 1991·12 cites·7 claims
- 0870US5416240APreparation of poloxy-alkylene glycolsBASF AG·Filed 1993·Granted May 16, 1995·17 cites·14 claims
- 0960US5414143APreparation of polyoxyalkylene glycol monoethers of monohydric alcoholsBASF AG·Filed 1993·Granted May 9, 1995·10 cites·8 claims
- 1054US5395959AAdjustment of the average molecular weight of polyoxyalkylene glycols and polyoxyalkylene derivatives in the heteropolyacid-catalyzed polymerization of cyclic ethers and/or acetals with ring cleavageBASF AG·Filed 1993·Granted Mar 7, 1995·9 cites·9 claims
- 1148US5561217APreparation of polyether glycolsBASF AG·Filed 1995·Granted Oct 1, 1996·9 cites·9 claims
- 1248US5097077APurification of heteropolyacid-containing polyalkylene ether glycolsBASF AG·Filed 1990·Granted Mar 17, 1992·6 cites·10 claims
- 1341US5659068APreparation of polyoxyalkylene glycol monoesters of monocarboxylic acidsBASF AG·Filed 1994·Granted Aug 19, 1997·4 cites·23 claims
- 1441US5387701APreparation of 4-hydroxymethyltetrahydropyranBASF AG·Filed 1993·Granted Feb 7, 1995·1 cites·5 claims
- 1538US5371242APreparation of products of the reduction of 4-hydroxybutyric acid derivativesBASF AG·Filed 1993·Granted Dec 6, 1994·1 cites·5 claims
- 1633US5714638APreparation of polyoxyalkylene glycol monoether of tert-butyl alcohol and productBASF AG·Filed 1995·Granted Feb 3, 1998·2 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Hans-Juergen Weyer 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 →