Assignee
HERSCH ROGER D
CH·7 granted patents·1 pending application·197 citations·filing 2002–2022
Top patents by PatentIndex Score
8 records- 0195US9497356B1Color reproduction, pattern hiding and image alternations with halftone prints on metalHERSCH ROGER D·Filed 2015·Granted Nov 15, 2016·18 cites·23 claims
- 0294US7194105B2Authentication of documents and articles by moiré patternsHERSCH ROGER D·Filed 2002·Granted Mar 20, 2007·139 cites·24 claims
- 0391US8085438B2Printing color images visible under UV light on security documents and valuable articlesHERSCH ROGER D·Filed 2007·Granted Dec 27, 2011·28 cites·14 claims
- 0489US10286716B2Synthesis of superposition shape images by light interacting with layers of lensletsHERSCH ROGER D·Filed 2015·Granted May 14, 2019·8 cites·12 claims
- 0581US9531914B1Color changing effects with cross-halftone prints on metalHERSCH ROGER D·Filed 2015·Granted Dec 27, 2016·4 cites·20 claims
- 0662US12008423B2Two-dimensional codes hidden as scattered line segmentsHERSCH ROGER D·Filed 2022·Granted Jun 11, 2024·0 cites·26 claims
- 0758US11186112B1Synthesis of curved surface moiréHERSCH ROGER D·Filed 2020·Granted Nov 30, 2021·0 cites·18 claims
- 0837US2013181435A1Synthesis of authenticable halftone images with non-luminescent halftones illuminated by a luminescent emissive layerHERSCH ROGER D·Filed 2012·Application pending·0 cites
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