Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12416225 | Density-based flow control configuration, method, and system | Ping Duan, Guijun Deng, Zhihui Zhang, Daniel Ewing | 2025-09-16 |
| 12410680 | Fluid density valve, method, and system | Bin Zhu, Guijun Deng, Daniel Ewing, Zhihui Zhang, Ronnie D. Russell | 2025-09-09 |
| 12326071 | Inflow control device, method and system | Zhihui Zhang, Guijun Deng, Bin Zhu, Daniel Ewing, Rowland Moffatt | 2025-06-10 |
| 12270276 | Inflow control device, method, and system | — | 2025-04-08 |
| 12203327 | Control line clamp configuration, method and system | Aaron C. Hammer | 2025-01-21 |
| 12129725 | Clamp for a control line, method, and system | Aaron C. Hammer | 2024-10-29 |
| 5381716 | Tremolo system for stringed instruments | Christopher May | 1995-01-17 |
| 4911824 | Method for determining and controlling the amount of finely divided particulate solids added to a stream of fluid | — | 1990-03-27 |
| 4840726 | Method for determining and controlling the amount of finely divided particulate solids added to a stream of fluid | — | 1989-06-20 |