Bearing current mitigation
US-2025364864-A1 · Nov 27, 2025 · US
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Son Yo Chan patents
Son Yo Chan is listed as an inventor on 39 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Son Yo Chan |
| Total patents | 39 |
| First publication | Jan 22, 2015 |
| Latest publication | Nov 27, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Temperature estimation with reduced computational burden
US-2025341428-A1 · Nov 6, 2025 · US
Method of controlling current in an interior permanent magnet motor with thermal adaptation and powertrain with same
US-2020313586-A1 · Oct 1, 2020 · US
Method for motor and inverter temperature control
US-2020228049-A1 · Jul 16, 2020 · US
Method for motor and inverter temperature control
US-10700632-B1 · Jun 30, 2020 · US
Symmetric control of an asymmetric ac motor via a flux regulator operating based on a targeted time constant versus sampling period ratio
US-2020127588-A1 · Apr 23, 2020 · US
Early detection of motor stator winding faults
US-10598732-B2 · Mar 24, 2020 · US
Early detection of motor stator winding faults
US-2019346509-A1 · Nov 14, 2019 · US
Method and apparatus for vibration damping in a powertrain system
US-10411631-B2 · Sep 10, 2019 · US
Thermal model based health assessment of igbt
US-2019250205-A1 · Aug 15, 2019 · US
Recent patents
Latest publications not already listed above.
Method for torque control systems and methods based on rotor temperature
US-10333448-B2 · Jun 25, 2019 · US
Systems and methods for operating motors with a single motor position signal
US-10326390-B2 · Jun 18, 2019 · US
Active masking of tonal noise using motor-based acoustic generator to improve sound quality
US-10319360-B1 · Jun 11, 2019 · US
Method and apparatus to monitor a resolver
US-10267819-B2 · Apr 23, 2019 · US
Method and apparatus for acoustic signal generation
US-10193489-B2 · Jan 29, 2019 · US
Systems and methods for operating motors with a single motor position signal
US-2019028044-A1 · Jan 24, 2019 · US
Error correction in a vector-based position sensing system
US-10156462-B2 · Dec 18, 2018 · US
Method and apparatus for acoustic signal generation
US-2018358916-A1 · Dec 13, 2018 · US
Method for torque control systems and methods based on rotor temperature
US-2018294756-A1 · Oct 11, 2018 · US
Control of six step pulse width modulation with flux weakening
US-9973120-B1 · May 15, 2018 · US
Error correction in a vector-based position sensing system
US-2018128658-A1 · May 10, 2018 · US
Driveline system with nested loop damping control
US-9950706-B1 · Apr 24, 2018 · US
Resolver phase compensation
US-9897469-B2 · Feb 20, 2018 · US
Method and apparatus for vibration damping in a powertrain system
US-2017317631-A1 · Nov 2, 2017 · US
Method and apparatus for monitoring speed and position of a rotating member
US-9759737-B2 · Sep 12, 2017 · US
Method and apparatus to monitor a resolver
US-2017227567-A1 · Aug 10, 2017 · US
Resolver phase compensation
US-2017211949-A1 · Jul 27, 2017 · US
Method and apparatus for controlling an electric machine
US-2017077854-A1 · Mar 16, 2017 · US
Method and apparatus for controlling an electrified powertrain system of a vehicle
US-9517706-B2 · Dec 13, 2016 · US
Method and apparatus for controlling an electrified powertrain system of a vehicle
US-2016332534-A1 · Nov 17, 2016 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Gm Global Tech Operations Llc | 28 |
| Gm Global Tech Operations Inc | 9 |
| Rivian Ip Holdings Llc | 2 |
| Son Yo Chan | 1 |
| Dunbar Leah | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02T10/72 | 12 |
| Y02T10/64 | 12 |
| H02P21/14 | 9 |
| Y02T10/62 | 8 |
| B60L2240/421 | 8 |