Susumu Iijima

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Toyonaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Vinyl chloride-based plastisol
- Patent number 5,770,641
- Issue date Jun 23, 1998
- Sumitomo Chemical Company, Limited
- Susumu Iijima
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the production of heat resistant thermoplastic copolymer
- Patent number 4,789,709
- Issue date Dec 6, 1988
- Sumitomo Chemical Company, Limited
- Yasuyuki Kato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the production of heat resistant methacrylic resin
- Patent number 4,661,571
- Issue date Apr 28, 1987
- Sumitomo Chemical Company, Limited
- Yasuyuki Kato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...