Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12240051 | Ultrasonic resistance welding process and apparatus | Xun Liu, Menachem Kimchi | 2025-03-04 |
| 8172969 | Apparatus and method for ultrasonic processing of laminates | Edward W. Lee, David Grewell | 2012-05-08 |
| 7892372 | Apparatus and method for ultrasonic processing of laminates | Edward W. Lee, David Grewell | 2011-02-22 |