Issued Patents 2019
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D867083 | Saw blade | Robert W. Butzen, Andrew J. Schulz | 2019-11-19 |
| 10293422 | Blade for a reciprocating saw | Ryan J. Malloy, Robert W. Butzen, Andrew J. Schulz, Roger D. Neitzell, Courtney McCool | 2019-05-21 |
| 10252358 | Saw blade | Robert W. Butzen, Andrew J. Schulz | 2019-04-09 |
| 10226829 | Reciprocating saw blade | Robert W. Butzen, Erich Herman, Ryan J. Malloy, Roger D. Neitzell, Andrew J. Schulz +2 more | 2019-03-12 |
| D841417 | Saw blade | Robert W. Butzen, Andrew J. Schulz | 2019-02-26 |
| 10189099 | Saw Blade | Robert W. Butzen, Andrew J. Schulz | 2019-01-29 |