Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12397471 | Ultrasonic machining an aperture in a workpiece | Zhigang Wang, John D. Riehl, Andrzej Ernest Kuczek, Gajawalli V. Srinivasan | 2025-08-26 |
| 12304004 | Multi-step method for machining blind opening in ceramic component | John D. Riehl, Zachary Paul Konopaske | 2025-05-20 |