Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4760485 | Zine oxide surge arresters | Diethard Hansen, Hendrik Hoitink, Hans Schar | 1988-07-26 |
| 4737708 | Device for testing electrical or electronic systems with electromagnetic pulses | Diethard Hansen, Hans Schar | 1988-04-12 |
| 4672523 | Protective device for a load connected to a power supply line of an electric power system | Diethard Hansen, Hendrik Hoitink, Hans Schar | 1987-06-09 |
| 4661763 | Phase shifter | Gerhard Linhofer | 1987-04-28 |