Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Plate-type filter cartridge with internal support

Plate-type filter cartridge with internal support

US Patent 4876007 · Granted Oct 24, 1989

Estimated economic value: $37,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Electrostatic charge image developing toner, electrostatic charge image develope2025
Photodetector2025
Electronic device and method for controlling electronic device2025
Light receiving device and distance measuring device2025
Image reading apparatus and image forming apparatus comprising a reading portion2025
Sheet discharging apparatus, image reading apparatus, and image forming apparatu2025
Vehicle control system2025
Image reading apparatus and image forming apparatus comprising a reading portion2025
Network control apparatus, network control method, and network control program2024
Image reading apparatus and image forming apparatus having inclined surface for 2024
Document feeding, image reading, and image forming apparatus including slidable 2024
Image forming apparatus2024