Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11142994 | Buoyancy assist tool with annular cavity and piston | Min Mark Yuan, Lonnie Carl Helms, Mayur Narain Ahuja, Ishwar Dilip Patil, Frank Acosta | 2021-10-12 |
| 11072990 | Buoyancy assist tool with overlapping membranes | Min Mark Yuan, Ishwar Dilip Patil, Mayur Narain Ahuja, Lonnie Carl Helms | 2021-07-27 |