Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831440 | Flux position identifier using high frequency injection | Semyon Royak | 2004-12-14 |
| 6703809 | Flux position identifier using high frequency injection with the presence of a rich harmonic spectrum in a responding signal | Semyon Royak, Russel J. Kerkman | 2004-03-09 |