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 › Automobile door guard

Automobile door guard

US Patent 4879543 · Granted Nov 7, 1989

Assignee

No assignee recorded.

Inventors

Leonard Smith (2 patents)

View full patent text on Google Patents →

More Patents by These Inventors

Box makers forms1991

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

Last updated: Dec 31, 2025 · Updated quarterly