Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10988339 | Drywall banjo tools for applying joint tape | Duane Huber, Richard C. Eisfeller | 2021-04-27 |
| 10557274 | Drywall banjo tools for applying joint tape | Duane Huber, Richard C. Eisfeller | 2020-02-11 |
| 10458129 | Drywall banjo tools for applying joint type | Duane Huber, Richard C. Eisfeller | 2019-10-29 |
| 10308468 | Drywall banjo tools for applying joint tape | Duane Huber, Richard C. Eisfeller | 2019-06-04 |