Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Hydraulic circuits for tree-harvesting knuckle booms

Hydraulic circuits for tree-harvesting knuckle booms

US Patent 6681818 · Granted Jan 27, 2004

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Knuckle boom for reaching and pulling and hydraulic circuits therefor2006
Reach actuation for energy saving hydraulic knuckle booms2006
Hydraulic circuits for tree-harvesting knuckle booms2002
Accumulating tree felling head with picker arm2002
Tree felling disc saw with replaceable arcuate teeth2001
Tree felling disc saw head with large tree accumulation area2000
Tree felling disc saw head with large tree accumulation area1999
Tree felling disc saw held with large accumulation area1998
High capacity feller heads1997
Method and apparatus for felling trees1985
Integral heel tree length grapple1984
Improvements in disc felling heads1984