Individual holder
CHENG STEPHEN Z
US·2 granted patents·0 citations·filing 2005–2012
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
2 records- 0154US9206285B2Photonic crystal, conjugated polymers suitable for photonic crystals, and a method for synthesizing conjugated polymersCHENG STEPHEN Z·Filed 2012·Granted Dec 8, 2015·0 cites·11 claims
- 0249US8257493B2Photonic crystal, conjugated polymers suitable for photonic crystal, and a method for synthesizing conjugated polymersCHENG STEPHEN Z·Filed 2005·Granted Sep 4, 2012·0 cites·14 claims
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