JPS547339A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Two-color electrophotographic copying method and device therefor
Assignee: Ricoh Co Ltd
•
Filing: 1977-06-20
•
Granted: —
•
Expires: 1997-06-20
Abstract
Abstract PURPOSE: To copy a distinct image free from color mingling at high speed by projecting the same original document on separate photoreceptors, respectively, via filters, forming separate latent images, and transferring them on the same transfer paper. COPYRIGHT: (C)1979,JPO&Japio
Inventors
- 👤 Ryuzo Suzuki
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-10-30 18:21
CPC Classifications
—
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.