Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Patras, GR ranks #6,048 worldwide for total patents filed all time, with 412 patents from 149 inventors. Leading employers of inventors based in Patras, GR include Think Silicon Sa, Accusonus, IBM.

Showing 1–50 of 149 inventors

Rank Inventor Primary Company Patents
1 Georgios Keramidas Think Silicon Sa 20
2 Iakovos Stamoulis Think Silicon Sa 17
3 Elias Kokkinis Accusonus 15
#4 Theodore Antonakopoulos IBM 12
#4 George Sidiropoulos Think Silicon Sa 12
#6 Aikaterini Kalou Citrix Systems 11
#6 Xenophon Verykios Helbio S.A. 11
#8 Kleomenis Barlos Chemical & Biopharmaceutical Laboratories Of Patras S.A. 9
#8 John A. Mikroyannidis NASA 9
#10 Georgios Tsolis Citrix Systems 8
#10 Nora Gourdoupi Advent Technologies Holdings 8
#12 Nikos Fragoulis Irida Labs S.A. 7
#12 Lampros Dounis Citrix Systems 7
#12 Constantinos Balas Forth Photonics 7
#12 Chrysa Kokkala Think Silicon Sa 7
#16 Panagiota Spyridonos Given Imaging 6
#16 Theodoros A. Antonakopoulos IBM 6
#16 Andreas Stavrakas Helbio S.A. 6
#16 Thomas Halkides Helbio S.A. 6
#16 Alexandros Maniatopoulos Samsung 6
#21 Alexandros K. Tsolis 5
#21 Aris Basagiannis Helbio S.A. 5
#21 Georgios Papaloukopoulos Citrix Systems 5
#21 Michael Birbas Analogies Sa 5
#21 Fotios Kontomichos Dialog Semiconductor B.V. 5
#26 John Matsoukas University Technologies International 4
#26 Athanasios Kordelas Citrix Systems 4
#26 Dimitrios Gatos Chemical & Biopharmaceutical Laboratories Of Patras S.A. 4
#26 Joannis Kallitsis Advent Technologies Holdings 4
#26 Maria Geormezi Advent Technologies Holdings 4
#31 Nikolaos Georgakopoulos Citrix Systems 3
#31 Petros Vasileiou 3
#31 Stylianos Neophytides Unknown 3
#31 Christos Papapavlou Yahoo Ad Tech 3
#31 Nikolaos Kostis 3
#31 Sofia-Maria Dima 3
#31 Emmanouil Galetakis 3
#31 Ioannis Oikonomou Think Silicon Research And Technology Single Member S.A. 3
#31 Foteini Andriopoulou Unify Patente Gmbh & Co. Kg 3
#31 Vasileios Karagiannis Nec 3
#31 Pavlos Giannakopoulos 3
#31 Vassilis Paliouras U-Blox Ag 3
#31 Nikolaos L. Kanistras U-Blox Ag 3
#31 Emmanouil Lempidakis 3
#31 Petros-Irodotos Galiatsis 3
#31 Demetrios Pelecoudas Forth Photonics 3
#31 Ioannis A. Mikroyannidis 3
#31 Kostas K. Barlos Chemical & Biopharmaceutical Laboratories Of Patras S.A. 3
#49 Andreas-Albertos Agius University Of Surrey 2
#49 Constantinos G Vayenas Basf Se 2