Assignee
ACUITY SYST
4 granted patents·6 pending applications·108 citations·filing 1975–2015
Top patents by PatentIndex Score
10 records- 0180US4007990AApparatus and method for measuring refractive properties of a sphero-cylindrical optical systemACUITY SYST·Filed 1975·Granted Feb 15, 1977·38 cites·80 claims
- 0263US2016125416A1Authentication systemACUITY SYST·Filed 2014·Application pending·0 cites
- 0362US4190332AMethod and apparatus for controlling visual refractive state of the eyeACUITY SYST·Filed 1977·Granted Feb 26, 1980·52 cites·26 claims
- 0454US2015278805A1Authentication systemACUITY SYST·Filed 2013·Application pending·0 cites
- 0543US4139305AApparatus and method for measuring the vertex power of an optical systemACUITY SYST·Filed 1977·Granted Feb 13, 1979·11 cites·11 claims
- 0639US2010245595A1Recorder test systemACUITY SYST·Filed 2010·Application pending·0 cites
- 0739US2010245665A1Hybrid digital matrixACUITY SYST·Filed 2010·Application pending·0 cites
- 0838US2010245588A1Tag tracking systemACUITY SYST·Filed 2010·Application pending·0 cites
- 0934US4102575ABack vertex annular apertureACUITY SYST·Filed 1977·Granted Jul 25, 1978·7 cites·7 claims
- 1029US2016337351A1Authentication systemACUITY SYST·Filed 2015·Application pending·0 cites
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