Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4890195 | Replaceable MMIC chip carrier captured by differential thermal expansion between carrier and support housing | Douglas E. Heckaman, Gilbert R. Perkins | 1989-12-26 |
| 4851793 | Waffleline - configured transmission link | Douglas E. Heckaman, Jeffrey A. Frisco, Edward J. Bajgrowicz | 1989-07-25 |