Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Air cleaner having vanes with a winglike cross-section between a shroud and baseplate for rotation within a housing

Air cleaner having vanes with a winglike cross-section between a shroud and baseplate for rotation within a housing

US Patent 6156090 · Granted Dec 5, 2000

Estimated economic value: $447,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Engine controller2025
Display device2025
Scanning line drive circuit and display device provided with same2024
Display device2024
Display device and method for driving same2024
Display device2024
Display device2023
Display device2023
Scanning-line driving circuit and display device provided with same2023
Fan filter unit and HEPA filter performance measurement method2023
Display device with overlapped wiring lines at periphery of cutout region2022
Display device for improving brightness unevenness in display region of peculiar2022