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

Robert Foster

PLPlantronics: 4 patents #104 of 433Top 25%
Scotts Valley, CA: #209 of 513 inventorsTop 45%
California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,171,727 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10798233 Mobile phone station Philip Sherburne, John B. Ledingham, Jacob T. Meyberg Guzman, Brent John Thorington, John Gary Mihelic +2 more 2020-10-06
D734296 Communication headset or headphone Nicholas W. Paterson 2015-07-14
D699215 Ear tip for a communications headset Christophe Koch, Edward O. Sanderson 2014-02-11
D681602 Ear tip for a communications headset Christophe Koch, Edward O. Sanderson 2013-05-07