Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12308187 | System for controlling a vacuum interrupter for a power diverter switch, a power diverter switch and an on-load tap changer | Todor Kokev, Borislav Vasilev | 2025-05-20 |
| 12165825 | Switching system for an on-load tap changer, on-load tap changer and method for switching a tap connection of an on-load tap changer | Borislav Vasilev, Veselin Nikolov, Angel Mihaylov | 2024-12-10 |
| 12033825 | Switching system for an on-load tap changer, on-load tap changer and method for switching a tap connection of an on-load tap changer | Todor Kokev, Angel Mihaylov | 2024-07-09 |
| 12020886 | Contact unit and contact system for an on-load tap changer and on-load tap changer | Borislav Vasilev, Todor Kokev, Angel Mihaylov | 2024-06-25 |
| 11996256 | Switching system for an on-load tap changer, on-load tap changer and method for switching a tap connection of an on-load tap changer | Todor Kokev, Angel Mihaylov | 2024-05-28 |
| D968342 | Visual load break switch blade status indicator | Francesco Medea, Carlo Camporeale, Borislav Vasilev | 2022-11-01 |
| 7739374 | System and method for configuring tracing and logging functions | Gregor K. Frey, Heiko Kiessling, Miroslav R. Petrov, Nikola I. Marchev | 2010-06-15 |
| 7721266 | Unified logging service with a logging formatter | Gregor K. Frey, Heiko Kiessling, Miroslav R. Petrov, Nikola I. Marchev | 2010-05-18 |
| 7475401 | Filtered unified logging service | Gregor K. Frey, Heiko Kiessling, Miroslav R. Petrov, Nikola I. Marchev | 2009-01-06 |