Yuji Iseki

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Tokuyama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparation of perfluorinated copolymer
- Patent number 4,948,844
- Issue date Aug 14, 1990
- Tokuyama Soda Kabushiki Kaisha
- Akihiko Nakahara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparation of fluorine containing polymer films
- Patent number 4,680,355
- Issue date Jul 14, 1987
- Tokuyama Soda Kabushiki Kaisha
- Akihiko Nakahara
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...