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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Vratsa, BG ranks #57,948 worldwide for total patents filed all time, with 8 patents from 7 inventors. Leading employers of inventors based in Vratsa, BG include Broadcom, Sap Se, IBM.

Showing 1–7 of 7 inventors

Rank Inventor Primary Company Patents
1 Ivan Dimitrov Velevski Broadcom 2
2 Tsvetko Trendafilov Sap Se 1
2 Dora T. Dimitrova 1
2 Aleksandar Lyubenov Todorov IBM 1
2 Ventislav Mitkov Yanchev 1
2 Atanas D. Atanasov Broadcom 1
2 Vladimir Vladimirov 1