Patent Leaderboard

USPTO Patent Rankings Data through Dec 31, 2025

Search Companies Inventors Cities States

Home › Expanding card mechanism

Expanding card mechanism

US Patent 7595996 · Granted Sep 29, 2009

Assignee

No assignee recorded.

Inventors

Ben Chen (2 patents)

View full patent text on Google Patents →

More Patents by These Inventors

Surface mount assembled waveguide transition2021

Data from USPTO via PatentsView — © 2026 Patent Leaderboard

Last updated: Dec 31, 2025 · Updated quarterly