Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11905801 | Bi-directional spring cone in liner hanger system | Ming Zhao, Asif Javed | 2024-02-20 |
| 10822899 | System and method for distributing loading in liner | Travis Raymond Burke, Raghavendar Ranganathan, Srihari Chebolu | 2020-11-03 |
| 10808507 | System and method for forming metal-to-metal seal | Travis Raymond Burke, Raghavendar Ranganathan, Srihari Chebolu | 2020-10-20 |
| 10689946 | Downhole cement flow | Malcolm Perschke, Robert Olman | 2020-06-23 |
| 10597986 | Method and apparatus for bi-directionally anchoring a liner in a borehole | Travis Raymond Burke, Raghavendar Ranganathan, Srihari Chebolu, David Hirth | 2020-03-24 |
| 10570723 | System and methodology for coupling tubing | Travis Raymond Burke | 2020-02-25 |
| 10519743 | Downhole cement flow | Malcolm Perschke, Robert Olman | 2019-12-31 |
| 10301901 | Retrievable cement bushing system and methodology | Asif Javed | 2019-05-28 |
| 10227843 | Downhole cement flow | Malcolm Perschke, Robert Olman | 2019-03-12 |
| 10145201 | Retrievable cement bushing system and methodology | Asif Javed | 2018-12-04 |
| 9540902 | Retrievable cementing bushing system | Derek Ingraham | 2017-01-10 |
| 9062520 | Retrievable cementing bushing system | Derek Ingraham | 2015-06-23 |
| 8698013 | Feed weighing insert assembly | James C. Hall | 2014-04-15 |
| 5111739 | Air flow control system | — | 1992-05-12 |
| 4590852 | Cooling system for apparatus for processing frozen comestibles | David Mayer | 1986-05-27 |
| 4502377 | Safety system for apparatus for processing frozen comestibles | — | 1985-03-05 |
| 4231439 | Automatic check weigher | Ralph J. Lake, Jr., William Scholder | 1980-11-04 |