| 11115295 |
Methods and systems for online monitoring using a variable data |
John Grant, Mel Gabriel Maalouf |
2021-09-07 |
| 10637751 |
Methods and systems for online monitoring using a variable data sampling rate |
John Grant, Mel Gabriel Maalouf |
2020-04-28 |
| 10250463 |
Methods and systems for online monitoring using a variable data sampling rate |
John Grant, Mel Gabriel Maalouf |
2019-04-02 |
| 8676387 |
Methods and systems for determining operating states of pumps |
John Grant |
2014-03-18 |
| 8147211 |
Method and system for monitoring a reciprocating compressor valve |
John Grant, Roger A. Hala, Brian F. Howard |
2012-04-03 |
| 7855545 |
Sinusoidal modulated signal clarification tool using various oscillator systems |
Alexei Petchenev, John Grant |
2010-12-21 |
| 7856224 |
Systems and methods for recovering a signal of interest from a complex signal |
Alexei Petchenev |
2010-12-21 |
| 7693212 |
Methods and apparatus for frequency rectification |
Alexei Petchenev, John Grant, Nathan Bowman Littrell, Charles Terrance Hatch |
2010-04-06 |
| 7692324 |
Method and apparatus of monitoring a machine |
John Grant, James Joseph Schmid, Timothy J. Clark |
2010-04-06 |
| 7418355 |
Method and system for monitoring a piston rod |
John Grant, Roger A. Hala, Brian F. Howard |
2008-08-26 |
| 7417332 |
Method and apparatus of monitoring a machine |
John Grant, James Joseph Schmid, Timothy J. Clark |
2008-08-26 |
| 7222048 |
Methods and systems for diagnosing machinery |
Alexei Petchenev, Nathan Bowman Littrell, John Grant |
2007-05-22 |
| 7064556 |
Frequency rectification tool for shorter waveforms |
Alexei Petchenev, John Grant, Nathan Bowman Littrell |
2006-06-20 |
| 7065474 |
Frequency rectification system: apparatus and method |
Alexei Petchenev |
2006-06-20 |
