Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Sofia, BG ranks #688 worldwide for total patents filed in 2023, with 201 patents from 122 inventors. Leading employers of inventors based in Sofia, BG include Murata Manufacturing Co., Sap Se, Broadcom.

Showing 1–50 of 122 inventors

Rank Inventor Primary Company Patents
1 Ventsislav Yantchev Murata Manufacturing Co. 9
2 Stoyan Zhivkov Boshev Sap Se 8
3 Shenol Hulmi Yousouf Sap Se 6
#4 Petar Rusev Rusev Sap Se 5
#4 Ivo Petkov Broadcom 5
#6 Anton Enakiev Acronis International Gmbh 4
#6 Ivaylo Radoslavov Radev Broadcom 4
#6 Boris Savov Broadcom 4
#6 Nikolai Veselinov Neichev Sap Se 4
#10 Antoan Nikolaev Andonov Sap Se 3
#10 Ventsyslav Raikov Broadcom 3
#10 George P. Dimitrov Broadcom 3
#10 Ilya Mayorski Broadcom 3
#10 Militsa Borisova Broadcom 3
#10 Diyan Asparuhov Yordanov Sap Se 3
#10 Georgi Mitsov Broadcom 3
#17 Zhan Ivanov Broadcom 2
#17 Tomo Vladimirov Simeonov Broadcom 2
#17 Nikola Atanasov Broadcom 2
#17 Ivanka Baneva Broadcom 2
#17 Rusko Atanasov Broadcom 2
#17 Evgeny Aronov Broadcom 2
#17 Petar Kirilov Zaharinov 2
#17 Stoyan Ivanov Veleshki Sap Se 2
#17 Georgi Lekov Broadcom 2
#17 Anna Delcheva Broadcom 2
#17 Tina Nakova Broadcom 2
#17 Stanimir Lukanov Broadcom 2
#17 Rosen Spasov Broadcom 2
#17 Petar I. Todorov Globalfoundries U.S. 2
#17 Dimitar Ivanov Broadcom 2
#17 Ivan Strelkov Broadcom 2
#17 Dobromir Ivanov Broadcom 2
#17 Branislav Abadzhimarinov Broadcom 2
#17 Nikolay Georgiev Kabadzhov Sap Se 2
#17 Yordan Konstantinov Kralev 2
#17 Alexander Dimitrov Broadcom 2
#17 Ivailo Vladimirov Loboshki Broadcom 2
#17 Petar Nikalaev Ivanov Broadcom 2
#17 Branimir Angelov Wacom Co. 2
#17 Tony Ganchev Broadcom 2
#42 Plamen Marianov Peev Sap Se 1
#42 Julian Vassev Broadcom 1
#42 Georgi Dimitrov Pavlov Sap Se 1
#42 Yordan Pavlov Pavlov Sap Se 1
#42 Radoslav GANKOV Broadcom 1
#42 Yordan Spirdonov Vasilev 1
#42 Martin Draganchev Broadcom 1
#42 Rumen Barov Broadcom 1
#42 Mincho Antonov Tonev Broadcom 1