Inventor · disambiguated record
Sonja Grothe
Also filed as: GROTHE SONJA
6 granted patents·6 pending applications·8 citations·filing 2007–2017
72Inventor score
Files withGROTHE SONJA4SACHTLEBEN CHEMIE GMBH4HUNTSMAN P&A GERMANY GMBH2EBBINGHAUS PETER1PROFT BERND1
Top patents by PatentIndex Score
12 records- 0177US11628420B2Powdered titanium oxide, method for the production thereof, and use thereofHUNTSMAN P&A GERMANY GMBH·Filed 2016·Granted Apr 18, 2023·4 cites·19 claims
- 0269US9566565B2Catalyst material and process for the production thereofGROTHE SONJA·Filed 2011·Granted Feb 14, 2017·3 cites·22 claims
- 0356US2009318594A1Barium sulfate-containing compositeSACHTLEBEN CHEMIE GMBH·Filed 2007·Application pending·0 cites
- 0456US2010189940A1Titanium dioxide-containing compositeSACHTLEBEN CHEMIE GMBH·Filed 2007·Application pending·0 cites
- 0554US7645334B2Barium sulfateSACHTLEBEN CHEMIE GMBH·Filed 2007·Granted Jan 12, 2010·1 cites·21 claims
- 0653US2010015437A1Titanium dioxide-containing compositeGROTHE SONJA·Filed 2007·Application pending·0 cites
- 0753US2009326114A1Barium sulfate-containing compositeGROTHE SONJA·Filed 2007·Application pending·0 cites
- 0850US2017320043A1Low-Alkali Catalyst Material and Process for Preparation ThereofSACHTLEBEN CHEMIE GMBH·Filed 2017·Application pending·0 cites
- 0942US9481581B2Process for the production of a storage-stable barium sulphate having good dispersibilityGROTHE SONJA·Filed 2009·Granted Nov 1, 2016·0 cites·15 claims
- 1039US8163828B2Additive for polymers and process for preparation thereofEBBINGHAUS PETER·Filed 2008·Granted Apr 24, 2012·0 cites·20 claims
- 1136US2013172176A1Low-Alkali Catalyst Material and Process for Preparation ThereofPROFT BERND·Filed 2011·Application pending·0 cites
- 1234US10155218B2TiO2 based catalyst precursor material, production thereof and use thereofHUNTSMAN P&A GERMANY GMBH·Filed 2015·Granted Dec 18, 2018·0 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when Sonja Grothe 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 →