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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
BE

Bob Epling — 11 Patents

SIScience Applications International: 11 patents #12 of 431Top 3%
Waynesville, OH: #8 of 92 inventorsTop 9%
Ohio: #7,244 of 73,341 inventorsTop 10%
Overall (All Time): #435,149 of 4,157,543Top 15%
11 Patents All Time
Bob Epling has been granted 11 US patents while listed as an inventor at Science Applications International. The first was granted in 2004 and the most recent in September 2009. Bob Epling ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Bob Epling in Waynesville, OH, US.

Patents per Year

Patents granted per year, 2004 to 2009Bar chart with a peak of 5 patents in 2007.peak 52004: 1 patents20042005: 1 patents20052006: 2 patents20062007: 5 patents20072008: 1 patents20082009: 1 patents2009

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
7583423 Switchable polymer-dispersed liquid crystal optical elements Richard L. Sutherland, Bill Hagan, William Kelly 2009-09-01
7420733 Electrically switchable polymer-dispersed liquid crystal materials including switchable optical couplers and reconfigurable optical interconnects Lalgudi V. Natarajan, Richard L. Sutherland, Vince P. Tondiglia, Timothy J. Bunning, Donna M. Brandelik 2008-09-02
7312906 Switchable polymer-dispersed liquid crystal optical elements Richard L. Sutherland, William K. Hagan, William Kelly 2007-12-25
7265903 Switchable polymer-dispersed liquid crystal optical elements Richard L. Sutherland, Bill Hagan, William Kelly 2007-09-04
7265882 Switchable polymer-dispersed liquid crystal optical elements Richard L. Sutherland, William K. Hagan, William Kelly 2007-09-04
7256915 Switchable polymer-dispersed liquid crystal optical elements Richard L. Sutherland, Bill Hagan, William Kelly 2007-08-14
7198737 Electrically switchable polymer-dispersed liquid crystal materials including switchable optical couplers and reconfigurable optical interconnects Lalgudi V. Natarajan, Richard L. Sutherland, Vince P. Tondiglia, Timothy J. Bunning, Donna M. Brandelik 2007-04-03
7081215 Electrically switchable polymer-dispersed liquid crystal materials including switchable optical couplers and reconfigurable optical interconnects Lalgudi V. Natarajan, Richard L. Sutherland, Vince P. Tondiglia, Timothy J. Bunning, Donna M. Brandelik 2006-07-25
7068405 Switchable polymer-dispersed liquid crystal optical elements Richard L. Sutherland, Bill Hagan, William Kelly 2006-06-27
6867888 Switchable polymer-dispersed liquid crystal optical elements Richard L. Sutherland, Bill Hagan, William Kelly 2005-03-15
6821457 Electrically switchable polymer-dispersed liquid crystal materials including switchable optical couplers and reconfigurable optical interconnects Lalgudi V. Natarajan, Richard L. Sutherland, Vince P. Tondiglia, Timothy J. Bunning, Donna M. Brandelik 2004-11-23