Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Optical scanning of duplex documents

Optical scanning of duplex documents

US Patent 4673285 · Granted Jun 16, 1987

Estimated economic value: $4,406,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Assembly and method for reducing shaft deflection2007
Xerographic printer split drive system to reduce image smear2006
Multispeed drive mechanism1998
Mounting arrangement for a raster output scanner1998
Customer replaceable photoreceptor belt module1998
Tuned vibration absorbers for AC motors1996
Optical scanning system for duplex copying1990
Electrophotographic reproduction machine with document exposure system directly 1988
Multi-magnification reproduction device utilizing linear lens assembly1985
Compact optical scanning system1983
Precession scanning system for copier device1983
Variable speed scanning system1983