Assignee
CHANG FRANK
17 granted patents·1 pending application·565 citations·filing 1989–2012
Top patents by PatentIndex Score
18 records- 0198US8163206B2Method for making silicone hydrogel contact lensesCHANG FRANK·Filed 2009·Granted Apr 24, 2012·186 cites·20 claims
- 0297US8993651B2Polymerizable chain-extended polysiloxanes with pendant hydrophilic groupsCHANG FRANK·Filed 2011·Granted Mar 31, 2015·156 cites·11 claims
- 0397US8211955B2Actinically-crosslinkable silicone-containing block copolymersCHANG FRANK·Filed 2011·Granted Jul 3, 2012·34 cites·11 claims
- 0496US9005492B2Methods for making silicone hydrogel lenses from water-based lens formulationsCHANG FRANK·Filed 2010·Granted Apr 14, 2015·19 cites·20 claims
- 0596US8557940B2Amphiphilic polysiloxane prepolymers and uses thereofCHANG FRANK·Filed 2011·Granted Oct 15, 2013·18 cites·15 claims
- 0693US8642712B2Actinically-crosslinkable siloxane-containing copolymersCHANG FRANK·Filed 2010·Granted Feb 4, 2014·29 cites·13 claims
- 0790US8079703B2Silicone-containing polymeric materials with hydrolyzable groupsCHANG FRANK·Filed 2009·Granted Dec 20, 2011·11 cites·12 claims
- 0888US8404783B2PolymersCHANG FRANK·Filed 2007·Granted Mar 26, 2013·16 cites·19 claims
- 0987US8074912B2Auto-feed built-in a paper shredderCHANG FRANK·Filed 2009·Granted Dec 13, 2011·10 cites·2 claims
- 1086US9097839B2Method for making silicone hydrogel contact lensesCHANG FRANK·Filed 2012·Granted Aug 4, 2015·4 cites·13 claims
- 1184US8883928B2Silicone-containing polymeric materials with hydrolyzable groupsCHANG FRANK·Filed 2011·Granted Nov 11, 2014·4 cites·13 claims
- 1283US6966513B2Linkage mechanism of paper-cut and anti-block of double-duty shredderCHANG FRANK·Filed 2003·Granted Nov 22, 2005·19 cites·3 claims
- 1378US5241979AStructure of an elbow pipeCHANG FRANK·Filed 1992·Granted Sep 7, 1993·46 cites·4 claims
- 1472US6976648B2Strip/cross switch mechanism of double-duty shredderCHANG FRANK·Filed 2003·Granted Dec 20, 2005·11 cites·1 claims
- 1569US8506856B2Method for making silicone hydrogel contact lensesCHANG FRANK·Filed 2008·Granted Aug 13, 2013·1 cites·11 claims
- 1654US2008010734A1Sensor-type flushing system for a toilet tankCHANG FRANK·Filed 2006·Application pending·0 cites
- 1750USRE44865EDual functional medium shredding machine structureCHANG FRANK·Filed 2007·Granted Apr 29, 2014·0 cites·11 claims
- 1835USD325390SMagnetic chuckCHANG FRANK·Filed 1989·Granted Apr 14, 1992·1 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →