Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9625667 | Multitube seismic cable | Sravan Kumar, Phill Coppin, Kishore Sahoo, Kangbang Singh Tenzing | 2017-04-18 |
| 9547096 | Monotube seismic cable | Sravan Kumar, Roshan Kumar, Kishore Sahoo, Liu Buyong, Phill Coppin | 2017-01-17 |