Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11746690 | Combustion engine | — | 2023-09-05 |
| 11622890 | Adjustable hearing protection device | Richard Vincent Armin De Jong | 2023-04-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11746690 | Combustion engine | — | 2023-09-05 |
| 11622890 | Adjustable hearing protection device | Richard Vincent Armin De Jong | 2023-04-11 |