Inventor · disambiguated record
Heinz-Rudi Feist
Also filed as: FEIST HEINZ R · FEIST HEINZ-RUDI
6 granted patents·43 citations·filing 1984–2021
80Inventor score
Top patents by PatentIndex Score
6 records- 0181US5405991AProcess for producing carboxylic acid esters from carboxylic acid halides and alcoholsSOLVAY FLUOR & DERIVATE·Filed 1994·Granted Apr 11, 1995·22 cites·14 claims
- 0277US10927063B2Process for the preparation of halogenated carboxylic anhydridesSOLVAY·Filed 2014·Granted Feb 23, 2021·1 cites·14 claims
- 0374US11414369B2Process for the preparation of halogenated carboxylic anhydridesSOLVAY·Filed 2021·Granted Aug 16, 2022·0 cites·17 claims
- 0442US5236597ASorption of carboxylic acids by means of rubberSOLVAY UMWELTCHEMIE GMBH·Filed 1992·Granted Aug 17, 1993·13 cites·6 claims
- 0541US4746463AProcess for producing novel products by hydrogen fluoride with esters of fatty acidsKALI CHEMIE AG·Filed 1986·Granted May 24, 1988·3 cites·21 claims
- 0639US4659493AProcess for producing novel products by hydrogen fluoride with esters of fatty acidsKALI CHEMIE AG·Filed 1984·Granted Apr 21, 1987·4 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Heinz-Rudi Feist 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 →