LK

Leonid Kovalev

📍 Astrakhan, RU: #2 of 24 inventorsTop 9%
Overall (All Time): #1,749,304 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11908619 Electromagnetic metal pipes protection device Evgeniy Leonidovich Kovalev, Evgeny Sokryukin, Kirill Sokryukin, Egor Sokryukin 2024-02-20
11053775 Downhole induction heater Shalva Shalyakhov, Nikolai Kudriashov, Mikhail Mirzoyan, Aleksey Vasil'ev 2021-07-06