Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Structure for selectively locking toner inlet shutter of toner refill portion

Structure for selectively locking toner inlet shutter of toner refill portion

US Patent 11209754 · Granted Dec 28, 2021

Estimated economic value: $8,319,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Toner refill cartridge having structure in which driving force is transmitted th2025
Development device having rotatable wiper wiping optical surface of lens2025
Toner refill cartridge indicating whether toner has been discharged2025
Structure for mounting development cartridge in image forming apparatus2024
Structure for driving toner inlet shutter of developing cartridge by using motor2024
Syringe bodies2024
Image forming apparatus capable of expanding space between image forming part an2024
Print material refill device2024
Print particle replenishment device2023
Print materials replenishment2022
Toner refill cartridge with automatic refilling structure2022
Contacts for a print particle input recess2022