Patent JPS547342A successfully refreshed from Google Patents.
JPS547342A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Carrier material for electrophotographic development
Assignee: Ricoh Co Ltd
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Filing: 1977-06-20
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Granted: —
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Expires: 1997-06-20
Abstract
Abstract PURPOSE: To reduce the amount of toner film to be accumulated on the surfaces of carrier particles and the amount of carrier coating material to be removed by abrasion and peeling puring successive copying, by coating the carrier particles with a composite a fluoropolymer and inorganic filler. COPYRIGHT: (C)1979,JPO&Japio
Inventors
- 👤 Naoyuki Ushiyama
- 👤 Itsuo Ikeda
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-07 10:55
CPC Classifications
—
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