Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Process of making developer composition
Reexamination Certificate
2007-10-16
2007-10-16
Chapman, Mark A. (Department: 1756)
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Process of making developer composition
C430S137180, C399S252000
Reexamination Certificate
active
11290782
ABSTRACT:
A method of producing a developer includes the steps of: kneading at least a resin and a colorant; reducing the kneaded resin and colorant to coarse powders; adding an additive agent to the coarse powders; reducing the coarse powders with the additive agent to fine powders; and classifying the fine powders to provide the developer.
REFERENCES:
patent: 5863692 (1999-01-01), Nakamura et al.
Ishihara Toru
Koido Kenji
Chapman Mark A.
Oki Data Corporation
Takeuchi & Kubotera LLP
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