Dhanbad
India
3
2025-04-03
The entities that hold a legal rights for patent applications filed by inventor Kumar Sanjiv:
Sanjiv Kumar from Dhanbad, IN has applied for patents for these inventions. The list has both pending applications and granted patents:
WIRELINE RETRIEVABLE ANNULAR PRESSURE BLEEDER
#2 | 2025-03-27Smart metal-loss monitoring for coil tubing
#3 | 2025-03-06Sub-surface safety valve with energy harvesting system and wireless activation
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