Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RH

Robert A. Hayes

Amazon: 2 patents #781 of 4,414Top 20%
SCShenzhen Guohua Optoelectronics Co.: 1 patents #1 of 3Top 35%
SUSouth China Normal University: 1 patents #1 of 3Top 35%
Marlborough, MA: #23 of 130 inventorsTop 20%
Massachusetts: #1,548 of 14,474 inventorsTop 15%
Overall (2020): #72,035 of 565,922Top 15%
3 Patents 2020

Issued Patents 2020

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10802266 Electrowetting element with protrusion Toru Sakai, Karel Johannes Gerhardus Hinnen, Tulasi Sridhar Reddy Guntaka 2020-10-13
10634829 Display structure with high-brightness diffuse reflector and manufacturing method thereof Guofu Zhou, Jan Groenewold 2020-04-28
10546544 Electrowetting element with multiple electrodes Gor Manukyan, Melanie Maria Hubertina Wagemans, Daniel Figura, Bokke Johannes Feenstra, Toru Sakai 2020-01-28