Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Short-range payment system using sound communication

Short-range payment system using sound communication

US Patent 11030611 · Granted Jun 8, 2021

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

IoT switchgear operation system using sound wave communication2024
Sound wave payment system, magnetic field conversion device, and mobile terminal2023
Device and method for sound wave communication2019