Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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B. Levchenko — 1 Patent

ILItac Limited: 1 patents #5 of 20Top 25%
Tomsk, RU: #54 of 187 inventorsTop 30%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
B. Levchenko has been granted 1 US patent while listed as an inventor at Itac Limited. All of these patents were granted in 1998. B. Levchenko ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list B. Levchenko in Tomsk, RU.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5845854 Method of solid insulator destruction A. Adam, V. Vajov, G. Vorob'ev, B. Siomkin, A. Chepikov 1998-12-08