Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
ZK

Zahar D. Kovalyuk

Overall (1994): #15,070 of 165,921Top 10%
2 Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5368957 Energy storage device Ivan D. Kozmik, Kornei D. Tovstjuk, Ivan I. Grigortchak, Elvria G. Krigan, Bogdan P. Bahmatyuk 1994-11-29
5351164 Electrolytic double layer capacitor Ivan I. Grigortchak, Kornei D. Tovstjuk, Ivan D. Kozmik, Bogdan P. Bahmatyuk 1994-09-27