Patent Leaderboard

USPTO Patent Rankings Data through Dec 31, 2025

Search Companies Inventors Cities States

Home › Contact lenses

Contact lenses

US Patent 7441892 · Granted Oct 28, 2008

Assignee

No assignee recorded.

Inventors

Wei Hsu (6 patents)

View full patent text on Google Patents →

More Patents by These Inventors

System and method for a substrate filling machine2025

Vehicle seat storage system2025

Optimizations in associating user gaze with user interface elements2025

SMD type LED package device, method for manufacturing the same, and light-emitti2017

Method of authoring DVD video record on an external storage device2009

Data from USPTO via PatentsView — © 2026 Patent Leaderboard

Last updated: Dec 31, 2025 · Updated quarterly