Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12085898 | Illuminated time-passage indicator | Daniel E. Grupp | 2024-09-10 |
| 11507027 | Illuminated time-passage indicator | Daniel E. Grupp | 2022-11-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12085898 | Illuminated time-passage indicator | Daniel E. Grupp | 2024-09-10 |
| 11507027 | Illuminated time-passage indicator | Daniel E. Grupp | 2022-11-22 |