Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11173552 | Hole saw | Geoffrey R. Piller, Ryan J. Malloy, Todd A. Taylor | 2021-11-16 |
| 11084107 | Hole saw | Geoffrey R. Piller, Ryan J. Malloy, Todd A. Taylor | 2021-08-10 |
| 11084108 | Hole saw | Geoffrey R. Piller, Ryan J. Malloy, Todd A. Taylor | 2021-08-10 |
| RE48513 | Hole saw | Geoffrey R. Piller, Ryan J. Malloy, Todd A. Taylor | 2021-04-13 |