Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701645 | Acoustic wave device manufacturing method | Steven Ray Stringer, Richard Dale Coyne | 1997-12-30 |
| 5632909 | Filter | Philip P. Kwan, David Stumbo | 1997-05-27 |
DA
Donald E. Allen
Overall (1997): #42,129 of 185,788Top 25%
2
Patents 1997