Issued Patents All Time
Showing 25 most recent of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12416673 | Systems and methods for testing partial discharge during the leakage and/or surge tests for electric machines | Ronald M. Lesperance | 2025-09-16 |
| 12244178 | Thermal connection system for a stator core of an axial flux electric motor | Jian Yao, Zhen Gao, SeungHwan Keum | 2025-03-04 |
| 12206285 | System and method of making a cast induction rotor assembly having conductive bars | Qigui Wang, Liang Wang, Lei Hao, Daniel J. Wilson, Steven L. Burkholder | 2025-01-21 |
| 12184131 | Interlocking tool for forming stator winding end turns | Mark A. Smith, Ante Tony Lausic | 2024-12-31 |
| 12136207 | Optical inspection of stator slots | Sean Robert Wagner | 2024-11-05 |
| 12121960 | Casting die and method of mitigating entrained air in a cast article | Qigui Wang, Liang Wang, Paul J. Boone | 2024-10-22 |
| 12126225 | Optical inspection of stator slots | Sean Robert Wagner | 2024-10-22 |
| 11675012 | Detection of partial discharge | Ronald M. Lesperance | 2023-06-13 |
| 11552541 | Induction motor with collar-reinforced end rings | Edwin H. Chang, Yew Sum Leong | 2023-01-10 |
| 11545880 | Segmented stator laminations | James G. Schroth | 2023-01-03 |
| 11482895 | Electric machine and method for manufacture | Hongliang Wang, Yew Sum Leong, Song He, Edward L. Kaiser | 2022-10-25 |
| 11342820 | Stator welding fixture system and method | Hongliang Wang, Dalton D. Matznick, Dmitriy Bruder, Wuhua Yang | 2022-05-24 |
| 11131739 | Calibration standard for partial discharge measurement | Ronald M. Lesperance, Thomas A. Perry | 2021-09-28 |
| 11095197 | Modular stator | John D. Campbell, Frederick W. Rhoads, Hongliang Wang, James G. Schroth, Thomas A. Perry | 2021-08-17 |
| 11063499 | Hybrid motor rotor casting apparatus and method | — | 2021-07-13 |
| 10992212 | Method of manufacturing a stator | Hongliang Wang, Thomas A. Perry, John D. Campbell | 2021-04-27 |
| 10958144 | Method of manufacturing an induction rotor | Thomas A. Perry | 2021-03-23 |
| 10879752 | Low porosity and consistent metallurgical bonding for hybrid motor rotors | Hongliang Wang, James G. Schroth | 2020-12-29 |
| 10707718 | Electric motor stator assembly with captured retention feature | Arthur L. McGrew, Jr., Huaxin Li | 2020-07-07 |
| 10630151 | Rotor for an induction motor | Thomas A. Perry, James G. Schroth, Hongliang Wang, Michael P. Balogh | 2020-04-21 |
| 10612119 | Surface roughening tool and method | Martin S. Kramer, Michael A. Herold, Narasimha Kramadhati | 2020-04-07 |
| 10491085 | Induction rotor and method of assembling an induction rotor | Blair E. Carlson | 2019-11-26 |
| 10213878 | Arc welding/brazing process for low-heat input copper joining | James G. Schroth, Thomas A. Perry, Ronald M. Lesperance | 2019-02-26 |
| 10164508 | Lamination pack and method of forming same | Michael D. Hanna | 2018-12-25 |
| 10067497 | System and method for implementing compensation of global and local offsets in computer controlled systems | Jie Gu | 2018-09-04 |