Bore plug analysis system
US-12454885-B2 · Oct 28, 2025 · US
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Ramakrishnan Terizhandur S patents
Ramakrishnan Terizhandur S is listed as an inventor on 82 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Ramakrishnan Terizhandur S |
| Total patents | 82 |
| First publication | Jan 1, 2015 |
| Latest publication | Oct 28, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Methods, apparatus and systems for creating wellbore plugs for abandoned wells
US-2025314146-A1 · Oct 9, 2025 · US
Attenuated total reflection based measurement of refractive index and carbon dioxide concentration
US-12436103-B2 · Oct 7, 2025 · US
Preserving wellbore integrity during carbon dioxide injection
US-12387016-B2 · Aug 12, 2025 · US
Methods, apparatus and systems for creating wellbore plugs for abandoned wells
US-12331614-B2 · Jun 17, 2025 · US
Methods, apparatus and systems for creating wellbore plugs for abandoned wells
US-12312905-B2 · May 27, 2025 · US
Methods, apparatus and systems for creating bismuth alloy plugs for abandoned wells
US-12312906-B2 · May 27, 2025 · US
Self-consistent flow regime identification for downhole monitoring
US-2025163800-A1 · May 22, 2025 · US
Method for real-time interpretation of pressure transient test
US-12291964-B2 · May 6, 2025 · US
Processes and systems for monitoring one or more gases dissolved in a liquid
US-2025076274-A1 · Mar 6, 2025 · US
Recent patents
Latest publications not already listed above.
Efficient surface and downhole heating of injected carbon dioxide
US-2024410256-A1 · Dec 12, 2024 · US
Preserving wellbore integrity during carbon dioxide injection
US-2024193315-A1 · Jun 13, 2024 · US
Methods, apparatus and systems for creating wellbore plugs for abandoned wells
US-2024159124-A1 · May 16, 2024 · US
Methods, apparatus and systems for creating bismuth alloy plugs for abandoned wells
US-2024093571-A1 · Mar 21, 2024 · US
Autonomous optimization of single-well and multi-well gas lift
US-11773700-B2 · Oct 3, 2023 · US
Attenuated total reflection based measurement of refractive index and carbon dioxide concentration
US-2023304928-A1 · Sep 28, 2023 · US
Bore plug analysis system
US-2023287785-A1 · Sep 14, 2023 · US
Bore plug analysis system
US-2023287784-A1 · Sep 14, 2023 · US
Method for real-time interpretation of pressure transient test
US-2023279774-A1 · Sep 7, 2023 · US
Methods, apparatus and systems for creating wellbore plugs for abandoned wells
US-2023272689-A1 · Aug 31, 2023 · US
Methods, apparatus and systems for creating bismuth alloy plugs for abandoned wells
US-11739609-B2 · Aug 29, 2023 · US
Methods, apparatus and systems for creating wellbore plugs for abandoned wells
US-11732547-B2 · Aug 22, 2023 · US
Methods, apparatus and systems for creating wellbore plugs for abandoned wells
US-11643902-B2 · May 9, 2023 · US
Method for real-time interpretation of pressure transient test
US-11603740-B2 · Mar 14, 2023 · US
Methods for adaptive optimization of enhanced oil recovery performance under uncertainty
US-11598185-B2 · Mar 7, 2023 · US
Downhole characterization of formation pressure
US-11162358-B2 · Nov 2, 2021 · US
Downhole characterization of formation pressure
US-11156082-B2 · Oct 26, 2021 · US
Apparatus and methods for measuring the refractive index of a fluid
US-11085877-B2 · Aug 10, 2021 · US
Autonomous optimization of single-well and multi-well gas lift
US-2021198988-A1 · Jul 1, 2021 · US
Methods, apparatus and systems for creating wellbore plugs for abandoned wells
US-2021164322-A1 · Jun 3, 2021 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Schlumberger Technology Corp | 82 |
| Ramakrishnan Terizhandur S | 6 |
| Illinois Institute Of Tech | 2 |
| Cameron Int Corp | 1 |
| Zhang Wenlin | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E21B47/06 | 17 |
| E21B33/134 | 16 |
| E21B33/12 | 16 |
| E21B33/138 | 13 |
| E21B29/12 | 13 |