Assignee

JOHNSON NICHOLAS A

US·2 granted patents·14 citations·filing 2012–2020

Technology mixA45B1 A61H1 F21L1 F21V1 F21Y1 G06Q1

Top patents by PatentIndex Score

2 records

0189US10779620B1Assistive cane for visually impaired with programmable lightingJOHNSON NICHOLAS A·Filed 2020·Granted Sep 22, 2020·5 cites·18 claims
0286US9159083B1Content evaluation based on user's browsing historyJOHNSON NICHOLAS A·Filed 2012·Granted Oct 13, 2015·9 cites·23 claims

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