Takeshi Nagaoka

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Higashi-matsuyama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Positively chargeable toner
- Patent number 4,983,485
- Issue date Jan 8, 1991
- Shikoku Chemicals Corporation
- Takeshi Nagaoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY