Fumio Yamazaki

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Nagoya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Preparation process of polyoxyalkylene polyamine having terminal se...
- Patent number 5,015,774
- Issue date May 14, 1991
- Mitsui Toatsu Chemicals, Inc.
- Ariko Suekane
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the production of polytetramethylene ether glycol
- Patent number 4,209,641
- Issue date Jun 24, 1980
- Mitsui Toatsu Chemicals, Inc.
- Takayoshi Masuda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...