Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11474014 | Hand tool edge tester | Mary T. Graves, Daniel D. Graves, Scott D. Taylor, Robert J. Mattila | 2022-10-18 |
| 11092527 | Hand tool edge tester | Mary T. Graves, Daniel D. Graves, Scott D. Taylor | 2021-08-17 |
| 10661406 | Robotic hand tool sharpening and cleaning apparatus | Daniel D. Graves, Mary T. Graves, Scott D. Taylor, Steven T. Luong | 2020-05-26 |
| 10399208 | Protected blade edge knife sharpening apparatus | — | 2019-09-03 |
| 9902047 | Sharpening apparatus for scissors | John R. Juranitch | 2018-02-27 |
| D807141 | Scissors sharpening device | John R. Juranitch | 2018-01-09 |
| D807140 | Scissors sharpening device | John R. Juranitch | 2018-01-09 |
| 9545703 | Miniature knife sharpening apparatus | — | 2017-01-17 |