Assignee

PENUMBRA FOUND

US·2 granted patents·1 citations·filing 2021–2022

Technology mixG03C2 G03F2

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2 records

0171US11467483B1Photographic color image using black and while emulsionPENUMBRA FOUND·Filed 2021·Granted Oct 11, 2022·1 cites·10 claims
0261US12468215B2Photographic color image using black and white emulsionPENUMBRA FOUND·Filed 2022·Granted Nov 11, 2025·0 cites·14 claims

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