Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9895787 | Methods for modifying and adding features on grinding wheel surfaces | John P. Rizzo, Jr. | 2018-02-20 |
| 9878387 | Electrical discharge machining electrode | John P. Rizzo, Jr. | 2018-01-30 |