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Enzyme immobilization with pullulan gel
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Patent number 4,247,642
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Issue date Jan 27, 1981
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Sumitomo Chemical Company, Limited
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Hideo Hirohara
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Covered electrode for arc welding
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Patent number 4,205,218
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Issue date May 27, 1980
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Sumitomo Chemical Company, Limited
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Kousuke Fukami
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Ionic pullulan gels and production thereof
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Patent number 4,174,440
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Issue date Nov 13, 1979
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Sumitomo Chemical Company, Limited
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Fumio Fujita
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Pullulan aminoalkyl ether
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Patent number 4,167,623
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Issue date Sep 11, 1979
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Sumitomo Chemical Company, Limited
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Fumio Fujita
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Cross-linked pullulan
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Patent number 4,152,170
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Issue date May 1, 1979
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Sumitomo Chemical Company, Ltd.
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Tsuneyuki Nagase
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Cross-linked saponified absorbent polymer
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Patent number 4,124,748
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Issue date Nov 7, 1978
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Sumitomo Chemical Company, Limited
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Masanori Fujimoto
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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