Makoto Murata

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing polymer electrolyte membrane and fuel cell
- Patent number 6,352,742
- Issue date Mar 5, 2002
- Celanese Ventures GmbH
- Makoto Murata
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Polybenzimidazole material with low metallic concentration and a pr...
- Patent number 5,932,688
- Issue date Aug 3, 1999
- Hoechst Japan Limited
- Makoto Murata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polybenzimidazole compounds in solution and a process for the prepa...
- Patent number 5,902,876
- Issue date May 11, 1999
- Hoechst Japan Limited
- Makoto Murata
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...