Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10191471 | Automatic monitoring of the alignment and wear of vibration welding equipment | John Patrick Spicer, Wayne W. Cai, Debejyo Chakraborty | 2019-01-29 |
| 9658612 | Automatic monitoring of the alignment and wear of vibration welding equipment | John Patrick Spicer, Wayne W. Cai, Debejyo Chakraborty | 2017-05-23 |
| 9618410 | Clamp force and alignment checking device | John Patrick Spicer, Wayne W. Cai, Debejyo Chakraborty | 2017-04-11 |