Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Filament trimmer mower

Filament trimmer mower

US Patent 4307563 · Granted Dec 29, 1981

Estimated economic value: $506,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method and system for remotely monitoring device status and internet connectivit2016
Marine fuel tank pump2000
Operator presence control for self-propelled implements1989
Grass catcher mounting system1989
Operator presence control for self-propelled implements1987
Cutter blade for pneumatically transporting grass clippings1987
Cutter blade for pneumatically transporting grass clippings1985
Lawn mower including planetary clutch/brake1982
Riding mower including belt drive system1982
Discharge vane arrangement for snow thrower1982
Filament mower with filament advancing mechanism1981
Filament mower with filament advancing mechanism1981