Suehiko Miura

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Hiroshima-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Black magnetic iron oxide particles and magnetic toner
- Patent number 6,780,555
- Issue date Aug 24, 2004
- Toda Kogyo Corporation
- Naoki Uchida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Black magnetic iron oxide particles for magnetic toner and process...
- Patent number 6,383,637
- Issue date May 7, 2002
- Toda Kogyo Corporation
- Hiromitsu Misawa
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Black magnetic iron oxide particles and magnetic toner
- Publication number 20020168523
- Publication date Nov 14, 2002
- Naoki Uchida
- H01 - BASIC ELECTRIC ELEMENTS