Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Printing ribbon cartridge with flexible ribbon guides

Printing ribbon cartridge with flexible ribbon guides

US Patent 4413920 · Granted Nov 8, 1983

Estimated economic value: $12,988,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Adjustment means and garment1986
Character print wheel with drive elements1985
Rotary valve1984
Flexible ribbon guide means1981
High performance stepper motor1981
High performance stepper motor1980