Issued Patents 2023
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1008504 | Hard hat light assembly | Brian Sheehy, David D. Lewin, Song YangZhi | 2023-12-19 |
| D1002951 | Safety vest with light tubes | Brian Sheehy | 2023-10-24 |
| D1000715 | Lighted hard hat | Brian Sheehy, David D. Lewin | 2023-10-03 |
| D999997 | Safety vest | Brian Sheehy | 2023-09-26 |
| D999455 | Lighted helmet | Brian Sheehy, David D. Lewin | 2023-09-19 |
| 11746999 | Headlamp with battery unit and booster unit | Brian Sheehy, David Goldman, David D. Lewin | 2023-09-05 |
| 11746998 | Light device and support device | Brian Sheehy, David Goldman, Paul Wood | 2023-09-05 |
| 11698563 | Cholesteric liquid crystal writing device with stylus erase | Nathan Hirt, Bryan Owen, Clinton Braganza, Hunter Morris | 2023-07-11 |
| 11609470 | Writing device including cholesteric liquid crystal and having sectional erase | Don Davis, Duane Marhefka, Nathan Hirt, Anthony Daniels, Clinton Braganza | 2023-03-21 |
| D977723 | Safety vest with back light | Brian Sheehy | 2023-02-07 |