Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process cartridge, developer container, waste developer container, method for assembling process cartridge, method for replenishing developer in process cartridge

Process cartridge, developer container, waste developer container, method for assembling process cartridge, method for replenishing developer in process cartridge

US Patent 6009289 · Granted Dec 28, 1999

Estimated economic value: $215,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Object detector2025
Object detection system2025
Ceramic electronic component and circuit board2025
Ultrasonic wave generation device with low profile2024
Semiconductor storage device2024
Ceramic electronic component and circuit board2024
Multi-layer ceramic electronic component and circuit board including the same2024
Thermal excitation acoustic-wave-generating device and acoustic-wave-generating 2023
Thermal excitation acoustic-wave-generating device and acoustic-wave-generating 2022
Coil component2022
Coil component2021
Semiconductor memory device2021