Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880684 | Sealing and stress relief layers and use thereof | Timothy Carr, Derry J. Dubetsky, George M. Greenstein, Warren D. Grobman, Carl P. Hayunga +6 more | 1989-11-14 |
| 4677254 | Process for minimizing distortion in multilayer ceramic substrates and the intermediate unsintered green ceramic substrate produced thereby | Derry J. Dubetsky | 1987-06-30 |