Skip to content

Patent Leaderboard

USPTO Patent Rankings Data through Dec 31, 2025

Search Companies Universities Inventors Cities States Technologies Top Patents Inventor 500

Select ranking year

Home › Pillow

Pillow

US Patent D319149 · Granted Aug 20, 1991

Assignee

Woodbridge Foam

Inventors

Ewan J. Main (9 patents)

View full patent text on Google Patents →

More Patents by These Inventors

Mattress pad1993

Mattress pad1993

Mattress pad1992

Covered pillow1991

Data from USPTO via PatentsView — About — Embed & Press Kit — © 2026 Patent Leaderboard

Last updated: Dec 31, 2025 · Updated quarterly