Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method, apparatus, and system for transmitting and receiving information by using QR code

Method, apparatus, and system for transmitting and receiving information by using QR code

US Patent 11367078 · Granted Jun 21, 2022

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method, apparatus, and system for transmitting and receiving information by usin2024
Self-molding permanent agent and method for proceeding free-rod and free-band ty2013
Solid catalyst with core-shell catalytic phase and a method of preparation there2005
Process for preparing acrolein2002