Patent Leaderboard

USPTO Patent Rankings Data through Dec 31, 2025

Search Companies Inventors Cities States

Home › Vision exercise device

Vision exercise device

US Patent 8690734 · Granted Apr 8, 2014

Assignee

Unknown

Inventors

Brian Bell (4 patents)

View full patent text on Google Patents →

More Patents by These Inventors

Multi-functional control unit for an ionic foot bath system2014

Method of contaminated soil remediation and apparatus therefor1990

Method of contaminated soil remediation and apparatus therefor1988

Data from USPTO via PatentsView — © 2026 Patent Leaderboard

Last updated: Dec 31, 2025 · Updated quarterly