Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Adjustable firmness mattress pillow top

Adjustable firmness mattress pillow top

US Patent 4424600 · Granted Jan 10, 1984

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Adjustable lumbar support for flotation systems1994
Flotation system including improved locking features1992
Air bed arrangement1984
Thermally controllable heating mattress1983
Flotation mattress incorporating drain/fill valve1983
Mattress arrangement having a removable side-insertable center core structure1983
Hybrid flotation mattress having protecting, water proof liner1983
Flotation mattress1981