Patent Leaderboard

USPTO Patent Rankings Data through Dec 31, 2025

Search Companies Inventors Cities States

Home › Image projection device

Image projection device

US Patent 10901170 · Granted Jan 26, 2021

Assignee

Qisda

Inventors

Chin-Kuei Lee (3 patents)

View full patent text on Google Patents →

More Patents by These Inventors

Light sensor2024

Speaker module and projector2020

Data from USPTO via PatentsView — © 2026 Patent Leaderboard

Last updated: Dec 31, 2025 · Updated quarterly