Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5086271 | Driver system and distributed transmission line network for driving devices under test | James R. Birchak, Wai-Leung Hon | 1992-02-04 |
| 4296483 | Method and means for measuring geophone parameters | — | 1981-10-20 |