Inventor · disambiguated record
Stephen Z. D. Cheng
Also filed as: CHENG STEPHEN Z · CHENG STEPHEN Z D
16 granted patents·2 pending applications·552 citations·filing 1993–2014
93Inventor score
Top patents by PatentIndex Score
18 records- 0196US5580950ANegative birefringent rigid rod polymer filmsUNIV AKRON·Filed 1994·Granted Dec 3, 1996·103 cites·9 claims
- 0296US5480964ANegative birefringent polyimide filmsUNIV AKRON·Filed 1994·Granted Jan 2, 1996·100 cites·12 claims
- 0395US5344916ANegative birefringent polyimide filmsUNIV AKRON·Filed 1993·Granted Sep 6, 1994·181 cites·26 claims
- 0492US6021524ACut resistant polymeric filmsUNIV AKRON·Filed 1997·Granted Feb 8, 2000·100 cites·22 claims
- 0584US7058249B2Waveplate and optical circuit formed using mesogen-containing polymerLIGHTWAVE MICROSYSTEMS CORP·Filed 2004·Granted Jun 6, 2006·31 cites·24 claims
- 0676US9156696B2Process and method for the efficient preparation of fullerynesDONG XUEHUI·Filed 2011·Granted Oct 13, 2015·3 cites·10 claims
- 0774US7820253B2Poly(aryletherimides) for negative birefringent films for LCDsAKRON POLYMER SYSTEMS·Filed 2007·Granted Oct 26, 2010·2 cites·16 claims
- 0874US5378420AProcess for preparing aromatic polyimide fibersEDISON POLYMER INNOVATION·Filed 1993·Granted Jan 3, 1995·20 cites·4 claims
- 0971US9478746B2Electron donor-fullerene conjugated molecules for organic photovoltaic cellsGONG XIONG·Filed 2013·Granted Oct 25, 2016·2 cites·8 claims
- 1063US6870978B2Waveplate and optical circuit formed from mesogen-containing polymerFiled 2002·Granted Mar 22, 2005·7 cites·41 claims
- 1160US7438957B2Poly(aryletherimides) for negative birefringent films for LCDsAKON POLYMER SYSTEMS·Filed 2006·Granted Oct 21, 2008·2 cites·9 claims
- 1254US10608184B2Organic polymer photo device with broadband response and increased photo-responsitivityGONG XIONG·Filed 2013·Granted Mar 31, 2020·0 cites·14 claims
- 1354US9206285B2Photonic 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
- 1449US8257493B2Photonic 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
- 1546US9228069B2Sub-10-nanometer nanostructures engineered from giant surfactantsCHENG STEPHEN Z D·Filed 2014·Granted Jan 5, 2016·0 cites·13 claims
- 1644US7074493B1Polyimides used as microelectronic coatingsUNIV AKRON·Filed 2000·Granted Jul 11, 2006·1 cites·18 claims
- 1739US2004138408A1Polymide lcd alignment layerFiled 2002·Application pending·0 cites
- 1837US2014060650A1Polyhedral oligomeric silsesquioxane organic/polymeric dyads and its application for organic photovoltaic cellsCHENG STEPHEN Z D·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →