Patent Leaderboard

USPTO Patent Rankings Data through Dec 31, 2025

Search Companies Inventors Cities States

Home › Swing couch

Swing couch

US Patent 4838609 · Granted Jun 13, 1989

Assignee

No assignee recorded.

Inventors

Unknown

View full patent text on Google Patents →

More Patents by These Inventors

Pivot wheel2024

Data from USPTO via PatentsView — © 2026 Patent Leaderboard

Last updated: Dec 31, 2025 · Updated quarterly