Patent assignee · US · COMPANY

LKC Technologies, Inc.

7Patents
5Active
7Granted
37Portfolio score

Filing activity: Jun 30, 1987 → Nov 9, 2016 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US4848898A Apparatus for testing color vision Human Necessities 67 Expired
US5297559A Apparatus for testing color vision Human Necessities 11 Expired
US7614746B2 Macular function tester Human Necessities 8 Active
US9510762B2 Electrode arrays Human Necessities 6 Active
US9931032B2 System and method for retinopathy detection Human Necessities 1 Active
US10010261B2 Electrode arrays Human Necessities 0 Active
US9492098B2 Visual electrophysiology device Human Necessities 0 Active

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