Issued Patents All Time
Showing 25 most recent of 181 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12326468 | Portable device with measuring leg for display of noise information in coordination with measured distance and transmission frequency selection | Loc Viet Lam | 2025-06-10 |
| 12241909 | Mechanical shock resistant MEMS accelerometer arrangement, associated method, apparatus and system | John E. Mercer, Scott Phillips | 2025-03-04 |
| 12188346 | Advanced underground homing system, apparatus and method | Guenter W. Brune, John E. Mercer | 2025-01-07 |
| 12175989 | Audio coder window and transform implementations | Michael M. Goodwin, Antonius Kalker | 2024-12-24 |
| 12055034 | Advanced inground operations, system and associated apparatus | Benjamin John Medeiros, Craig Caswell | 2024-08-06 |
| 12012849 | Advanced drill string communication system, components and methods | Loc Viet Lam | 2024-06-18 |
| 12012844 | Advanced drill string inground isolator housing in an MWD system and associated method | Kenneth J. Theimer | 2024-06-18 |
| 12000265 | Sonde with integral pressure sensor and method | Dmitry Feldman, Benjamin John Medeiros | 2024-06-04 |
| 11971428 | Mechanical shock resistant MEMS accelerometer arrangement, associated method, apparatus and system | John E. Mercer, Scott Phillips | 2024-04-30 |
| 11906685 | Distinguishing false signals in cable locating | John E. Mercer | 2024-02-20 |
| 11894004 | Audio coder window and transform implementations | Michael M. Goodwin, Antonius Kalker | 2024-02-06 |
| 11867057 | Advanced inground device power control and associated methods | Scott Phillips, Benjamin John Medeiros | 2024-01-09 |
| 11802900 | Portable device with removably attachable measuring leg | Loc Viet Lam | 2023-10-31 |
| 11769515 | Audio coder window sizes and time-frequency transformations | Michael M. Goodwin, Antonius Kalker | 2023-09-26 |
| 11709179 | Mechanical shock resistant MEMS accelerometer arrangement, associated method, apparatus and system | John E. Mercer, Scott Phillips | 2023-07-25 |
| 11603754 | Advanced drill string inground isolator housing in an MWD system and associated method | Kenneth J. Theimer | 2023-03-14 |
| 11598200 | Sonde with integral pressure sensor and method | Dmitry Feldman, Benjamin John Medeiros | 2023-03-07 |
| 11598198 | Advanced underground homing system, apparatus and method | Guenter W. Brune, John E. Mercer | 2023-03-07 |
| 11555352 | Multimode steering and homing system, method and apparatus | Timothy C. Shaw, John E. Mercer | 2023-01-17 |
| 11480446 | Tracking positions of personnel, vehicles, and inanimate objects | Rudolf Zeller, Guenter W. Brune, John E. Mercer | 2022-10-25 |
| 11408273 | Advanced inground operations, system and associated apparatus | Benjamin John Medeiros, Craig Caswell | 2022-08-09 |
| 11339645 | Sonde with integral pressure sensor and method | Dmitry Feldman, Benjamin John Medeiros | 2022-05-24 |
| 11320474 | Portable device for noise measurement at locations along a path to determine one or more indications | Loc Viet Lam | 2022-05-03 |
| 11255185 | Advanced drill string communication system and method | Loc Viet Lam | 2022-02-22 |
| 11215635 | Mechanical shock resistant MEMS accelerometer arrangement, associated method, apparatus and system | John E. Mercer, Scott Phillips | 2022-01-04 |