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

Ronald Johnson

Cisco: 8 patents #1,756 of 13,007Top 15%
San Ramon, CA: #552 of 2,140 inventorsTop 30%
California: #73,997 of 386,348 inventorsTop 20%
Overall (All Time): #648,203 of 4,157,543Top 20%
8 Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10476588 Automatic bandwidth optimization for optical networks Maurizio Gazzola, Stefano Piciaccia, Lorenzo Ghioni, Alberto Tanzi, Sushin Suresan Adackaconam 2019-11-12
9059814 Modular optical patch panel Lorenzo Ghioni, Maurizio Gazzola 2015-06-16
8903240 Scalable reconfigurable optical add-drop multiplexer Lorenzo Ghioni, Enrico Self, Stefano Piciaccia, Maurizio Gazzola, Luca Della Chiesa 2014-12-02
8670669 Directionless reconfigurable optical add and drop mesh node Maurizio Gazzola, Lorenzo Ghioni 2014-03-11
8412042 Innovative architecture for fully non blocking service aggregation without O-E-O conversion in a DWDM multiring interconnection node Lorenzo Ghioni, Maurizio Gazzola 2013-04-02
7633967 Multi-functional line card for metro optical applications Maurizio Gazzola, David Bianchi, Jeffrey Douglas Maddox, Luca Della Chiesa 2009-12-15
7634196 Optical add/drop multiplexer with reconfigurable add wavelength selective switch Ornan Gerstel, Stefano Piciaccia, Mauro Macchi, Mauro Rudi Casanova 2009-12-15
7542653 Passive fiber organizer for mesh network node interconnections Stefano Piciaccia, Ornan Gerstel, Mauro Rudi Casanova 2009-06-02