Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method of playing sudoku using a magnetic sudoku board with color-coded magnets to provide visual assistance

Method of playing sudoku using a magnetic sudoku board with color-coded magnets to provide visual assistance

US Patent 11260282 · Granted Mar 1, 2022

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Furniture leg slider2025
Attitude determination and control system (ADCS)2024
Compact star-field sensor (SFS)2021
Attitude determination and control system (ADCS), sun sensor, and star tracker2019
Space vehicle chassis2018
Space vehicle electromechanical system and helical antenna winding fixture2017
Space vehicle chassis2017
Live wire detection adapter with grounding capability1995