Patent assignee · US · COMPANY

Lumio LLC

10Patents
10Active
10Granted
49Portfolio score

Filing activity: Feb 1, 2007 → Oct 9, 2020 · 8 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7302156B1 Optical system Emerging Cross-Sectional Technologies 38 Active
US7268692B1 Apparatus and method for monitoring hand propinquity to plural adjacent item locations Performing Operations; Transporting 34 Active
US7333094B2 Optical touch screen Physics 34 Active
US7333095B1 Illumination for optical touch panel Physics 32 Active
US7781722B2 Optical touch screen assembly Physics 22 Active
US7477241B2 Device and method for optical touch panel illumination Physics 21 Active
US7468785B2 Enhanced triangulation Physics 10 Active
US7573465B2 Optical touch panel Physics 7 Active
US8502803B2 Drift compensated optical touch screen Physics 1 Active
USD971174S1 Speaker General 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.