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Chiaki Uematsu
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Fuji, JP
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last 30 patents
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Patent Grant
Carrier particles for use in a two-component dry-type developer for...
Patent number
4,590,141
Issue date
May 20, 1986
Ricoh Company
Mitsuo Aoki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Two-component dry-type developer
Patent number
4,562,136
Issue date
Dec 31, 1985
Ricoh Company, Ltd.
Satoru Inoue
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY