Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11747841 | Current control apparatus | Tiefu Zhao | 2023-09-05 |
| 10890932 | Electrical network configured to magnetically couple to a winding and to control magnetic saturation in a magnetic core | Tiefu Zhao | 2021-01-12 |
| 9679710 | Switching module controller for a voltage regulator | — | 2017-06-13 |
| 9349547 | Switching module for voltage regulator | — | 2016-05-24 |
| 7614357 | Step voltage regulator polymer position indicator with non-linear drive mechanism | Augusto D. Hernandez, Kurt Lawrence Lindsey | 2009-11-10 |
| 7343873 | Step voltage regulator polymer position indicator with non-linear drive mechanism | Augusto D. Hernandez, Kurt Lawrence Lindsey | 2008-03-18 |
| 6424246 | Transformer core and coil support | Joseph H. Kysely, Richard M. Marusinec | 2002-07-23 |