Fumimasa Fukazawa

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Fujisawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hollow particles of crosslinked melamine resin having a uniform par...
- Patent number 5,360,832
- Issue date Nov 1, 1994
- Honen Corporation
- Masami Bito
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing particles of crosslinked melamine resin havin...
- Patent number 5,246,616
- Issue date Sep 21, 1993
- Honen Corporation
- Masami Bito
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hollow particles of crosslinked melamine resin having a uniform par...
- Patent number 5,190,983
- Issue date Mar 2, 1993
- Honen Corporation
- Masami Bito
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...