Inventor · disambiguated record
Gerhard Thelen
Also filed as: THELEN GERHARD
7 granted patents·96 citations·filing 1989–1996
86Inventor score
Files withHUELS CHEMISCHE WERKE AG7
Top patents by PatentIndex Score
7 records- 0180US5578546ACatalyst for preparing bis-para-aminocyclohexylmethane containing a low proportion of trans/trans isomer by hydrogenation of methylenedianilineHUELS CHEMISCHE WERKE AG·Filed 1994·Granted Nov 26, 1996·18 cites·11 claims
- 0272US4912271AProcess for the manufacture of vinyl chloride by reaction of acetylene with hydrogen chlorideHUELS CHEMISCHE WERKE AG·Filed 1989·Granted Mar 27, 1990·14 cites·12 claims
- 0368US4960959AProcess for the manufacture of alkynediols by reaction of ketones with acetyleneHUELS CHEMISCHE WERKE AG·Filed 1989·Granted Oct 2, 1990·9 cites·9 claims
- 0463US5773622AContinuous process for the preparation of 4-amino-2,2,6,6-tetramethylpiperidineHUELS CHEMISCHE WERKE AG·Filed 1996·Granted Jun 30, 1998·13 cites·21 claims
- 0562US5693817ASolvent-free process for preparing 4-amino-2,2,6,6-tetramethylpiperidineHUELS CHEMISCHE WERKE AG·Filed 1995·Granted Dec 2, 1997·13 cites·11 claims
- 0659US5132270AUltrasound method of reactivating deactivated hydrogenation catalytsHUELS CHEMISCHE WERKE AG·Filed 1991·Granted Jul 21, 1992·21 cites·7 claims
- 0733US5391750AProcess for the preparation of 4-hydroxy-2,2,6,6-tetramethylpiperidineHUELS CHEMISCHE WERKE AG·Filed 1993·Granted Feb 21, 1995·8 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →