Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Madrid, ES ranks #337 worldwide for total patents filed in 2021, with 417 patents from 334 inventors. Leading employers of inventors based in Madrid, ES include Snaps Ventures, Ericsson, Fujitsu Limited.

Showing 1–50 of 334 inventors

Rank Inventor Primary Company Patents
1 David Castellanos Zamora 6
1 Luis Brualla Snaps Ventures 6
3 Susana Fernandez Alonso Ericsson 5
3 Victor De La Torre Fujitsu Limited 5
3 Guillermo Franco Rodriguez Laboratorios Farmaceuticos Rovi, S.A. 5
3 Pablo Camarillo Garvia Cisco 5
#7 Pablo Camarillo Garvia 4
#7 Boris Villazón-Terrazas Fujitsu Limited 4
#7 José Ignacio Andrés-Gil Johnson & Johnson 4
#10 Carlos Casado-Montero GE 3
#10 Alain Chabrier IBM 3
#10 Vinodkumar Etacheri Purdue Research Foundation 3
#10 Emiliano Merino Vazquez 3
#10 Sonia Mariette Embid Droz IBM 3
#10 Carlos Vaquero Avilés-Casco Cirrus Logic 3
#10 Enrique Martin Lopez 3
#17 Juan Tomas Prieto Padilla Airbus Operations Sas 2
#17 David Moro Ludena 2
#17 Leire Segura Martinez De Ilarduya Airbus Operations Sas 2
#17 Bertrand Saby Mastercard 2
#17 Javier Lorca Hernando Telefónica, S.A 2
#17 Zhanyang REN Huawei 2
#17 Carlos Querejeta Masaveu The Boeing 2
#17 Carmen TORRANO GIMÉNEZ Telefonica Cybersecurity & Cloud Tech S.L.U. 2
#17 Mattias Wahlqvist Ericsson 2
#17 Luis P. D'Alto The Boeing 2
#17 Ignacio GONZALEZ Huawei 2
#17 Giorgio De Paola 2
#17 Jon Noble Echeverria 2
#17 Jose Antonio Cobos Huawei 2
#17 Ignacio Rivas Molina Ericsson 2
#17 Miguel Angel Puente Pestaña Ericsson 2
#17 Miguel Angel Muñoz De La Torre Alonso Ericsson 2
#17 Ruben Rodriguez Torrado IBM 2
#17 Jaime Hayon Fritz Hansen A/S 2
#17 Jesus Angel Oliver Huawei 2
#17 David Torrecilla Puertas Sensormatic Electronics 2
#17 Pedro Alou Huawei 2
#17 Alberto Adarve Lozano Defensya Ingeniería Internacional, S.L. 2
#17 Francisco A. Navarro Felix The Boeing 2
#17 David Nadal Berlinches F. Smit Holding B.V. 2
#17 Francisco Rivas Insurance Services Office 2
#17 Gustavo Victor Guinea Tortuero Universidad Politécnica De Madrid 2
#17 Nuria GARCIA SANTA Fujitsu Limited 2
#17 Miroslav Vasic Huawei 2
#17 Jose Perez Rigueiro Universidad Politécnica De Madrid 2
#17 Elena Serna Santiago Telefónica, S.A 2
#17 Miguel JIMÉNEZ-ALCÁZAR Neutrolis 2
#17 Pablo Ignacio Parra Henríquez Pet Fusion 2
#17 Celia Sanchez Ramos Universidad Complutense De Madrid 2