Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Sofia, BG ranks #638 worldwide for total patents filed in 2021, with 220 patents from 129 inventors. Leading employers of inventors based in Sofia, BG include Broadcom, Honeywell, International Power Supply Ad.

Showing 51–100 of 129 inventors

Rank Inventor Primary Company Patents
#40 Alek Boninski Broadcom 1
#40 Miroslav Krasimirov Kramolinski Honeywell 1
#40 Alexander Stoilov Rangelov International Power Supply Ad 1
#40 Boris Dimitrov Stoicov Broadcom 1
#40 Kalin Georgiev Fetvadjiev Broadcom 1
#40 Ivan Tsonev Ivanov Gilat Satellite Networks 1
#40 Rumen Marinov Peev 1
#40 Dobrin Slavov Ivanov Broadcom 1
#40 Ivo Kostadinov Yanev Activbody 1
#40 Peter Mitrov Broadcom 1
#40 Denitsa Gencheva Broadcom 1
#40 Ilko Dragoev Broadcom 1
#40 Georgi Varzonovtsev 1
#40 Todor Stefanov Stoyanov Sap Se 1
#40 Danail Grigorov Broadcom 1
#40 Dobromir Ivanov Broadcom 1
#40 Petar Nikalaev Ivanov Broadcom 1
#40 Ivailo Vladimirov Loboshki Broadcom 1
#40 Bisser Peshev Broadcom 1
#40 Vasil Manolov Broadcom 1
#40 Vladislav Milenov Atanasov Broadcom 1
#40 Martin Draganchev Broadcom 1
#40 Chavdar Kirov Honeywell 1
#40 Viktor Kassovski 1
#40 Asparuh GRIGOROV 1
#40 Aleksandar Zlatkovski Sap Se 1
#40 Georgi Dimitrov Pavlov Sap Se 1
#40 Yordan Pavlov Pavlov Sap Se 1
#40 Stoyan Zhivkov Boshev Sap Se 1
#40 Alexandar Bonev Broadcom 1
#40 Margarit Ralev 1
#40 Milen Manov Sap Se 1
#40 Boian Petkantchin 1
#40 Miroslav SHTARBEV Broadcom 1
#40 Hristo Tihomirov Kyurkchiev Honeywell 1
#40 Gospodin Gochkov Broadcom 1
#40 Assia Angelova Deutsches Krebsforschungszentrum 1
#40 Alexander Stoyanov Broadcom 1
#40 Katya Yurukova Wacom Co. 1
#40 Rumen Rachinsky X-Fab Semiconductor Foundries Gmbh 1
#40 Viktor Draganov Broadcom 1
#40 Orlin Gueorguiev Saradjov Melexis Technologies Sa 1
#40 Stanislav Paskalev Broadcom 1
#40 Viktor Kojouharov Broadcom 1
#40 Stefan Raychev Antonov 1
#40 Yavor Georgiev Vasilev 1
#40 Vasil Panushev Sap Se 1
#40 Konstantin Ivanov Spirov Broadcom 1
#40 Velislav Mitovski Broadcom 1
#40 Aleksandar Petkov Sap Se 1