Yoshikatsu Ogawa

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Takatsuki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fire retardant additive and fire retardant thermoplastic resin comp...
- Patent number 5,430,081
- Issue date Jul 4, 1995
- Sumitomo Chemical Company, Ltd.
- Tadayuki Ohmae
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparation of dibromopropyl ether compound having high...
- Patent number 5,068,446
- Issue date Nov 26, 1991
- Marubishi Yuka Kogyo Kabushiki Kaisha
- Yoshikatsu Ogawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing bis-(4-hydroxy-3,5-dibromophenyl)-sulfone der...
- Patent number 4,777,297
- Issue date Oct 11, 1988
- Marubishi Yuka Kogyo Kabushiki Kaisha
- Yoshikatsu Ogawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Flame retardants for polyolefins
- Patent number 4,719,045
- Issue date Jan 12, 1988
- Marubishi Yuka Kogyo Kabushiki Kaisha
- Yoshikatsu Ogawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...