Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11484169 | Surface type detection and surface treatment apparatus using the same | John White | 2022-11-01 |
| 11471019 | Cleaning device with lights | James P. Bilodeau, Wei Feng Zhang, Yu Ri Kim | 2022-10-18 |