Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11041364 | Insert safety valve (variants) | Viktor Georgievich Ostrovskiy, Aleksej Aleksandrovich Fotiev | 2021-06-22 |
| 10935030 | Flangeless coupling having an embedded ring segment joining components of a submersible pump unit | Maksim Olegovich Perelman, Yevgenii Vyacheslavovich Poshvin, Ilia Nikolayevich Zubenin, Danila Nikolayevich Martiushev, Yuriy Valentinovich Danchenko | 2021-03-02 |