Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11898426 | Submersible electric motor with a system for maintaining a constant positive pressure | Natalya Anatolevna Lykova, Timofej Rinatovich Motygullin, Stepan Konstantinovich Kozlov, Dmitriy Alekseevich Shevtsov, Maksim Olegovich Perelman +1 more | 2024-02-13 |
| 10935030 | Flangeless coupling having an embedded ring segment joining components of a submersible pump unit | Maksim Olegovich Perelman, Yevgenii Vyacheslavovich Poshvin, Ilia Nikolayevich Zubenin, Dmitrii Valeryevich Gorbunov, Yuriy Valentinovich Danchenko | 2021-03-02 |