Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12331614 | Methods, apparatus and systems for creating wellbore plugs for abandoned wells | Terizhandur S. Ramakrishnan, Hua Zhang, Albert Ronald Perez | 2025-06-17 |
| 12312905 | Methods, apparatus and systems for creating wellbore plugs for abandoned wells | Terizhandur S. Ramakrishnan, Hua Zhang, Albert Ronald Perez | 2025-05-27 |
| 12312906 | Methods, apparatus and systems for creating bismuth alloy plugs for abandoned wells | Terizhandur S. Ramakrishnan, Hua Zhang, Youssef Magdy Abdou Mohamed Elkady, Yixuan Feng | 2025-05-27 |
| 12254408 | Patterned substrate for use in image-based classification of rock cuttings | Richa Sharma | 2025-03-18 |
| 11739609 | Methods, apparatus and systems for creating bismuth alloy plugs for abandoned wells | Terizhandur S. Ramakrishnan, Hua Zhang, Youssef Magdy Abdou Mohamed Elkady, Yixuan Feng | 2023-08-29 |
| 11732547 | Methods, apparatus and systems for creating wellbore plugs for abandoned wells | Terizhandur S. Ramakrishnan, Hua Zhang, Albert Ronald Perez | 2023-08-22 |
| 11643902 | Methods, apparatus and systems for creating wellbore plugs for abandoned wells | Terizhandur S. Ramakrishnan, Hua Zhang, Albert Ronald Perez | 2023-05-09 |
| 10942144 | CO2 concentration measurement in dry gas mixtures | Albert Ronald Perez, Terizhandur S. Ramakrishnan, Wenlin Zhang, Li Jiang, Roy Koveleski | 2021-03-09 |
| 10101255 | Apparatus and methods for analysis of reservoir fluids | Yusuf Bilgin Altundas, Chaur-Jian Hsu, Terizhandur S. Ramakrishnan, Albert Ronald Perez | 2018-10-16 |
| 9804117 | CO2 concentration measurement in dry gas mixtures | Albert Ronald Perez, Terizhandur S. Ramakrishnan, Wenlin Zhang, Li Jiang, Roy Koveleski | 2017-10-31 |
| 9366111 | Method for active cooling of downhole tools using the vapor compression cycle | Sandeep Verma, John G. Brisson, Eric Leon Stabinski | 2016-06-14 |