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 › Back-scrubber device

Back-scrubber device

US Patent 4512054 · Granted Apr 23, 1985

Assignee

No assignee recorded.

Inventors

Henry Clark (3 patents)

View full patent text on Google Patents →

More Patents by These Inventors

Wireless communication with adaptive responsiveness2020

Systems and methods for location positioning of user device2016

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

Last updated: Dec 31, 2025 · Updated quarterly