Harald Bönsel

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Waldems, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing solution of polymers functionalized by acid gr...
- Patent number 6,348,516
- Issue date Feb 19, 2002
- Celanese Ventures GmbH
- Thomas Soczka-Guth
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High-temperature resistant sulfonated aromatic polyether ketone cat...
- Patent number 6,274,749
- Issue date Aug 14, 2001
- Hoechst Research & Technology GmbH & Co. KG
- Werner Sievers
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for continuous production of membrane-electrode composites
- Patent number 6,197,147
- Issue date Mar 6, 2001
- Hoescht Research & Technology Deutschland GmbH & Co. KG
- Harald Bönsel
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Gas diffusion electrode for polymer electrolyte membrane fuel cells
- Patent number 6,183,898
- Issue date Feb 6, 2001
- Hoescht Research & Technology Deutschland GmbH & Co. KG
- Arthur Koschany
- H01 - BASIC ELECTRIC ELEMENTS