Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853423 | Curable polyphenylene ether-polyepoxide compositions useful in printed circuit board production | Erik W. Walles, Mark Markovitz, Robert Edgar Colborn, James R. Presley, Michael J. Davis +6 more | 1989-08-01 |
| 4842800 | Method of encapsulating electronic devices | Erik W. Walles, James V. Crivello | 1989-06-27 |