Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9645223 | Underwater acoustic navigation systems and methods | Barry Megdal | 2017-05-09 |
| 8654610 | Underwater acoustic navigation systems and methods | Barry Megdal | 2014-02-18 |
| 4424587 | Method and apparatus for the identification of articles | Klaus Wevelsiep, Bernhard Sturm | 1984-01-03 |
| 4403339 | Method and apparatus for the identification of objects | Klaus Wevelsiep | 1983-09-06 |