Inventor · disambiguated record
Ralf Thorwirth
Also filed as: THORWIRTH RALF
4 granted patents·440 citations·filing 1993–1997
85Inventor score
Technology areasB01D
Files withHOECHST AG4
Top patents by PatentIndex Score
4 records- 0198US5438082APolymer electrolyte membrane, and process for the production thereofHOECHST AG·Filed 1993·Granted Aug 1, 1995·199 cites·11 claims
- 0295US5561202APolymer electrolyte membrane, and process for the production thereofHOECHST AG·Filed 1995·Granted Oct 1, 1996·106 cites·11 claims
- 0392US5741408APolymer electrolyte membrane for use in fuel cells and electrolysis cellsHOECHST AG·Filed 1995·Granted Apr 21, 1998·80 cites·4 claims
- 0488US6214488B1Polymer electrolyte membrane and process for the production thereofHOECHST AG·Filed 1997·Granted Apr 10, 2001·55 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →