Copyright © Philip M. Parker, INSEAD. Terms of Use.

| Year | Description |
| 1993 | Invention patented by Dayle R. Smith and Bayard W. Hart on May 2nd, 1993. Abstract: A current sensor having a single-turn primary coil where the secondary coil is wound on a straight core that is bent so that diametrically opposed ends are electrically, mechanically and magnetically connected to form the primary coil. |
| Source: selected by the editor from original sources. | |
Copyright © Philip M. Parker, INSEAD. Terms of Use.