Inventor · disambiguated record
Charles A. Francis
Also filed as: FRANCIS CHARLES · FRANCIS CHARLES A · FRANCIS CHARLES AUXILIUM
21 granted patents·2 pending applications·1,176 citations·filing 2001–2013
97Inventor score
Files withLIU YUWEN6COOPERVISION INT HOLDING CO LP3ACURA PHARMACEUTICALS INC2ACURA PHARMACEUTICALS1BACK ARTHUR1
Top patents by PatentIndex Score
23 records- 0198US9217813B2Silicone hydrogel contact lensesLIU YUWEN·Filed 2012·Granted Dec 22, 2015·212 cites·34 claims
- 0298US8658748B2Silicone hydrogel contact lenses having acceptable levels of energy lossCOOPERVISION INT HOLDING CO LP·Filed 2013·Granted Feb 25, 2014·129 cites·16 claims
- 0398US8487058B2Wettable silicone hydrogel contact lensesLIU YUWEN·Filed 2012·Granted Jul 16, 2013·193 cites·18 claims
- 0497US8513325B2Silicone hydrogel contact lenses and related compositions and methodsLIU YUWEN·Filed 2012·Granted Aug 20, 2013·47 cites·21 claims
- 0596US9360594B2High water content silicone hydrogel contact lensesLIU YUWEN·Filed 2012·Granted Jun 7, 2016·29 cites·12 claims
- 0696US9057822B2Silicone hydrogel contact lensesLIU YUWEN·Filed 2012·Granted Jun 16, 2015·27 cites·15 claims
- 0796US8865789B2Silicone hydrogel contact lensesYAO LI·Filed 2012·Granted Oct 21, 2014·85 cites·24 claims
- 0896US8820928B2Silicone hydrogel contact lensesBACK ARTHUR·Filed 2012·Granted Sep 2, 2014·37 cites·40 claims
- 0996US8658747B2Wettable silicone hydrogel contact lensesCOOPERVISION INT HOLDING CO LP·Filed 2013·Granted Feb 25, 2014·47 cites·15 claims
- 1095US9296159B2Silicone hydrogel contact lensesZHENG YING·Filed 2012·Granted Mar 29, 2016·26 cites·20 claims
- 1195US6864370B1Process for manufacturing oxycodoneFiled 2003·Granted Mar 8, 2005·110 cites·18 claims
- 1294US8445614B2Dimensionally stable silicone hydrogel contact lensesFRANCIS CHARLES A·Filed 2012·Granted May 21, 2013·35 cites·20 claims
- 1393US8481662B2Silicone hydrogel contact lenses having acceptable levels of energy lossLIU RONGHUA·Filed 2012·Granted Jul 9, 2013·39 cites·17 claims
- 1493US7071336B2Process for manufacturing opioid analgesicsACURA PHARMACEUTICALS·Filed 2004·Granted Jul 4, 2006·69 cites·21 claims
- 1591US8672475B2Silicone hydrogel contact lenses and methods of making silicone hydrogel contact lensesLIU YUWEN·Filed 2010·Granted Mar 18, 2014·14 cites·19 claims
- 1688US6949645B1Process for the production of opiatesACURA PHARMACEUTICALS INC·Filed 2004·Granted Sep 27, 2005·19 cites·21 claims
- 1788US6890075B2Contact lens with PVA cover layerNOVARTIS AG·Filed 2002·Granted May 10, 2005·26 cites·11 claims
- 1885US8865929B2Reactive dyes for contact lensesXU YUAN·Filed 2012·Granted Oct 21, 2014·6 cites·14 claims
- 1980US6972332B1Process for the production of opiatesACURA PHARMACEUTICALS INC·Filed 2004·Granted Dec 6, 2005·9 cites·20 claims
- 2078US6790959B1Process for manufacturing thebaineHALSEY DRUG COMPANY INC·Filed 2003·Granted Sep 14, 2004·14 cites·16 claims
- 2163US7799248B2Demolding aids for silicone hydrogels and related methodsCOOPERVISION INT HOLDING CO LP·Filed 2007·Granted Sep 21, 2010·3 cites·14 claims
- 2243US2012216489A1Silicone Hydrogel Contact Lenses With High Freezable Water ContentLEE PAUL HUNGCHAUNG·Filed 2012·Application pending·0 cites
- 2337US2002167640A1Contact lens with opaque iris patternFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →