Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5012218 | Device for measuring an electric current using a solenoid with regular pitch in the form of a torus | Robert Haug, Roger A. Hahn | 1991-04-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5012218 | Device for measuring an electric current using a solenoid with regular pitch in the form of a torus | Robert Haug, Roger A. Hahn | 1991-04-30 |