Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12360174 | Inverter diagnostic testing methods and apparatus | Stan Rex Simms, Irving A. Gibbs, Gabriel Braga | 2025-07-15 |
| 12113464 | Adjustable frequency drives using normalized modulation control signals to compensate for phase imbalance and methods of operating the same | Irving A. Gibbs, Geraldo Nojima, Stan Rex Simms, Gabriel Braga | 2024-10-08 |
| 12034395 | Apparatus and methods for reduced voltage starting of motors with bumpless force transition | Stan Rex Simms, Gabriel Braga | 2024-07-09 |
| 11811345 | Methods of protecting motors driven by variable frequency drives and variable frequency drive systems employing the same | Stan Rex Simms, Donovan Gray | 2023-11-07 |
| 11677230 | Motor protection relay interface using magnetometer-based sensors | Stan Rex Simms, Hanning Tang | 2023-06-13 |
| 11300632 | Adjustable frequency drive systems and methods of employing power compensation | John David Maurin, Stan Rex Simms | 2022-04-12 |
| 11190115 | Motor starter apparatus using independently rackable reduced voltage soft starter assembly | — | 2021-11-30 |
| 11128240 | Reduced voltage soft starter apparatus and methods using current-controlled transitions | Hanning Tang, Benjamin Stewart Wells, Stan Rex Simms | 2021-09-21 |
| 10873270 | Converter apparatus using source-activated discharge circuits | Stan Rex Simms, John David Maurin | 2020-12-22 |
| 10326395 | System and method for magnetizing a transformer in an electrical system prior to energizing the electrical system | Irving A. Gibbs, Ron Carl Schueneman | 2019-06-18 |
| 10249466 | Fuse arc gas baffle with arc resistant fuse assembly | Alfred Lee Randall, John Austin Cochran, Irving A. Gibbs | 2019-04-02 |
| 10176959 | Switchgear unit with isolated input fuse holder assembly | Richard Bhalla | 2019-01-08 |
| 10135372 | Methods and apparatus for soft operation of transformers using auxiliary winding excitation | Irving A. Gibbs | 2018-11-20 |
| 10033322 | Closed-transition variable-frequency drive apparatus and methods | Irving A. Gibbs, Gregory John Venhaus, Aaron H. VanderMeulen | 2018-07-24 |
| 9805898 | Fuse arc gas baffle with arc resistant fuse assembly | Alfred Lee Randall, John Austin Cochran, Irving A. Gibbs | 2017-10-31 |
| 9485889 | Medium voltage hybrid air/liquid cooled adjustable frequency drive | Harry Broussard | 2016-11-01 |
| 9337762 | System and method for magnetizing a transformer in an electrical system prior to energizing the electrical system | Irving A. Gibbs, Ron Carl Schueneman | 2016-05-10 |
| 8395044 | Cable assembly with protector, and accompanying method | Irving A. Gibbs, Paul M. Mulligan, Richard B. Ravenell | 2013-03-12 |
| 6946602 | Quadrifold housing assembly for electronics | Irving A. Gibbs, Steven Dale Walker, Marcus Eugene Case, Tap Van Pham, Rafael Gutierrez | 2005-09-20 |