Power conditioning system for reduced-voltage soft starters configured to operate with long shielded load cables
US-2025385624-A1 · Dec 18, 2025 · US
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Simms Stan Rex patents
Simms Stan Rex is listed as an inventor on 20 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Simms Stan Rex |
| Total patents | 20 |
| First publication | May 5, 2016 |
| Latest publication | Dec 18, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Inverter diagnostic testing methods and apparatus
US-12360174-B2 · Jul 15, 2025 · US
Adjustable frequency drives using normalized modulation control signals to compensate for phase imbalance and methods of operating the same
US-12113464-B2 · Oct 8, 2024 · US
Inverter diagnostic testing methods and apparatus
US-2024192284-A1 · Jun 13, 2024 · US
Methods of braking motors and motor starters employing the same
US-11967917-B2 · Apr 23, 2024 · US
Motor voltage synthesis in reduced voltage soft starters and motor starters employing the same
US-11863091-B2 · Jan 2, 2024 · US
Adjustable frequency drives using normalized modulation control signals to compensate for phase imbalance and methods of operating the same
US-2023412105-A1 · Dec 21, 2023 · US
Methods of protecting motors driven by variable frequency drives and variable frequency drive systems employing the same
US-11811345-B1 · Nov 7, 2023 · US
Motor voltage synthesis in reduced voltage soft starters and motor starters employing the same
US-2023327593-A1 · Oct 12, 2023 · US
Methods of braking motors and motor starters employing the same
US-2023268851-A1 · Aug 24, 2023 · US
Recent patents
Latest publications not already listed above.
Adjustable frequency drive systems and methods of employing power compensation
US-11300632-B2 · Apr 12, 2022 · US
Reduced voltage soft starter apparatus and methods using current-controlled transitions
US-11128240-B1 · Sep 21, 2021 · US
Bus voltage limiter for converter apparatus with multiple DC buses
US-10958188-B1 · Mar 23, 2021 · US
Converter apparatus using source-activated discharge circuits
US-10873270-B2 · Dec 22, 2020 · US
Adjustable Frequency Drive Systems and Methods of Employing Power Compensation
US-2020191878-A1 · Jun 18, 2020 · US
Converter apparatus using source-activated discharge circuits
US-2018278192-A1 · Sep 27, 2018 · US
System and method for starting a variable frequency drive with reduced arc flash risk
US-9680388-B2 · Jun 13, 2017 · US
System and method for starting a variable frequency drive with reduced arc flash risk
US-2017093298-A1 · Mar 30, 2017 · US
Regenerative rectifier for a motor control drive
US-9385638-B2 · Jul 5, 2016 · US
Regenerative rectifier for a motor control drive
US-2016126869-A1 · May 5, 2016 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Eaton Intelligent Power Ltd | 15 |
| Eaton Corp | 5 |
Top CPC classifications
Most common classification codes across this inventor's patents.