Tadashi Kato

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Koriyama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of low-molecular-weight allylamine polym...
- Patent number 6,787,587
- Issue date Sep 7, 2004
- Nitto Boseki Co., Ltd.
- Tadashi Kato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Processes for producing N,N-dialkylallylamine polymers and N,N-dial...
- Patent number 6,395,849
- Issue date May 28, 2002
- Nitto Boseki Co., Ltd.
- Tadashi Kato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the production of allylamine polymer
- Patent number 6,268,452
- Issue date Jul 31, 2001
- Nitto Boseki Co., Ltd.
- Tadashi Kato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing poly(allylamine) derivatives
- Patent number 4,559,391
- Issue date Dec 17, 1985
- Nitto Boseki Co., Ltd.
- Toshio Ueda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...