Masaya Tojou

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Charge control agent and toner using the same
- Patent number 8,900,785
- Issue date Dec 2, 2014
- Hodogaya Chemical Co., Ltd.
- Ikuo Kimura
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
CHARGE CONTROL AGENT AND TONER USING THE SAME
- Publication number 20130157190
- Publication date Jun 20, 2013
- Hodogaya Chemical Co., Ltd.
- Ikuo Kimura
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Polymerized Toner Comprising Cyclic Phenol Sulfide
- Publication number 20120141931
- Publication date Jun 7, 2012
- Masateru Yasumura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY