Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12022583 | Portable devices, systems and methods with automated heat control assembly | Rayford Higginbotham, Chengping Chen | 2024-06-25 |
| 11512818 | Multi-mode portable lighting device with novel battery charging unit | Rayford Higginbotham, Chengping Chen | 2022-11-29 |