Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864484 | High-pass element of a filter assembly for a line connected with static converters | Kurt Krueger, Heino Schmitt | 1989-09-05 |
| 4743873 | Highpass filter of a filter arrangement for a three-phase network connected to converters | Ute Touchy, Kurt J. Kruger | 1988-05-10 |
| 4449553 | Electrically heated pipe thawing apparatus | Edward Sullivan, Patrick Sullivan | 1984-05-22 |