Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4500978 | Seismographic method and apparatus using scaled sound sources | Antoni Marjan Ziolkowski | 1985-02-19 |
| 4463825 | Method and apparatus for generation of acoustic energy | — | 1984-08-07 |
| 4222455 | Vibration generators | — | 1980-09-16 |