Inventor · disambiguated record
Rong-Kun Chang
Also filed as: CHANG RONG-KUN
25 granted patents·13 pending applications·1,447 citations·filing 1998–2021
97Inventor score
Top patents by PatentIndex Score
38 records- 0198US6913768B2Sustained release delivery of amphetamine saltsSHIRE LAB INC·Filed 2003·Granted Jul 5, 2005·266 cites·37 claims
- 0298US6322819B1Oral pulsed dose drug delivery systemSHIRE LAB INC·Filed 1998·Granted Nov 27, 2001·348 cites·24 claims
- 0398US6287599B1Sustained release pharmaceutical dosage forms with minimized pH dependent dissolution profilesSHIRE LAB INC·Filed 2000·Granted Sep 11, 2001·216 cites·30 claims
- 0496US6811794B2Sustained release pharmaceutical dosage forms with minimized pH dependent dissolution profilesSHIRE LAB INC·Filed 2001·Granted Nov 2, 2004·105 cites·12 claims
- 0595US6384020B1Rapid immediate release oral dosage formSHIRE LAB INC·Filed 2000·Granted May 7, 2002·131 cites·12 claims
- 0694US6605300B1Oral pulsed dose drug delivery systemSHIRE LAB INC·Filed 1999·Granted Aug 12, 2003·118 cites·18 claims
- 0793US7910128B2Use of a mixture of two or more enteric materials to regulate drug release via membrane or matrix for systemic therapeuticsSUPERNUS PHARMACEUTICALS INC·Filed 2004·Granted Mar 22, 2011·40 cites·27 claims
- 0893USRE42096EOral pulsed dose drug delivery systemSHIRE LLC USA·Filed 2005·Granted Feb 1, 2011·28 cites·25 claims
- 0990US8470364B2Once daily formulations of tetracyclinesCHANG RONG-KUN·Filed 2010·Granted Jun 25, 2013·9 cites·19 claims
- 1090US6890918B2Pharmaceutical compositions including ACE/NEP inhibitors and bioavailability enhancersSHIRE LAB INC·Filed 2002·Granted May 10, 2005·38 cites·18 claims
- 1189US8906413B2Drug formulations having reduced abuse potentialCHANG RONG-KUN·Filed 2003·Granted Dec 9, 2014·24 cites·23 claims
- 1289US8748472B2Stabilized formulations of CNS compoundsCHANG RONG-KUN·Filed 2011·Granted Jun 10, 2014·11 cites·44 claims
- 1389US8206740B2Once daily formulations of tetracyclinesCHANG RONG-KUN·Filed 2008·Granted Jun 26, 2012·7 cites·29 claims
- 1487US8709478B2Once daily formulations of tetracyclinesSUPERNUS PHARMACEUTICALS INC·Filed 2013·Granted Apr 29, 2014·5 cites·37 claims
- 1587US8394405B2Once daily formulations of tetracyclinesCHANG RONG-KUN·Filed 2010·Granted Mar 12, 2013·6 cites·20 claims
- 1687US8394406B2Once daily formulations of tetracyclinesCHANG RONG-KUN·Filed 2010·Granted Mar 12, 2013·6 cites·21 claims
- 1785USRE41148EOral pulsed dose drug delivery systemSHIRE LLC·Filed 1999·Granted Feb 23, 2010·42 cites·20 claims
- 1884US11077114B2Stabilized formulations of CNS compoundsSUPERNUS PHARMACEUTICALS INC·Filed 2018·Granted Aug 3, 2021·1 cites·28 claims
- 1984US7749532B2Once daily formulations of tetracyclinesSUPERNUS PHARMACEUTICALS INC·Filed 2004·Granted Jul 6, 2010·10 cites·21 claims
- 2082US9308176B2Less abusable pharmaceutical preparationsCHANG RONG-KUN·Filed 2005·Granted Apr 12, 2016·2 cites·2 claims
- 2179US9144551B2Drug formulations having reduced abuse potentialSUPERNUS PHARMACEUTICALS INC·Filed 2014·Granted Sep 29, 2015·1 cites·15 claims
- 2277US10149853B2Stabilized formulations of CNS compoundsSUPERNUS PHARMACEUTICALS INC·Filed 2014·Granted Dec 11, 2018·2 cites·22 claims
- 2377US8808714B2Use of a mixture of two or more enteric materials to regulate drug release via membrane or matrix for systemic therapeuticsCHANG RONG-KUN·Filed 2011·Granted Aug 19, 2014·1 cites·13 claims
- 2477US2022016041A1Once Daily Formulations Of TetracyclinesTCD ROYALTY SUB LLC·Filed 2021·Application pending·0 cites
- 2572US2021322429A1Stabilized formulations of cns compoundsSUPERNUS PHARMACEUTICALS INC·Filed 2021·Application pending·0 cites
- 2669US2019125683A1Once Daily Formulations Of TetracyclinesTCD ROYALTY SUB LLC·Filed 2018·Application pending·0 cites
- 2767US7259153B2Drug formulation and delivery using crystalline methylated cyclodextrinsSUPERNUS PHARMACEUTICALS·Filed 2004·Granted Aug 21, 2007·3 cites·10 claims
- 2866US6793934B1Solid oral dosage formSHIRE LAB INC·Filed 1999·Granted Sep 21, 2004·27 cites·26 claims
- 2966US2015057254A1Once daily formulations of tetracyclinesSUPERNUS PHARMACEUTICALS INC·Filed 2014·Application pending·0 cites
- 3065US2004219213A1Oral pulsed dose drug delivery systemFiled 2004·Application pending·0 cites
- 3160US2016113880A1Once Daily Formulations of TetracyclinesTCD ROYALTY SUB LLC·Filed 2015·Application pending·0 cites
- 3255US2004202693A1Pharmaceutical compositions releasing their active agents from a buccal or sublingual location to overcome an absorption window problemFiled 2004·Application pending·0 cites
- 3354US2003124188A1Oral pulsed dose drug delivery systemFiled 2002·Application pending·0 cites
- 3453US2004167203A1Absorption enhancing agentsFiled 2004·Application pending·0 cites
- 3550US2005158384A1Sustained release delivery of amphetamine saltsFiled 2005·Application pending·0 cites
- 3647US2004062800A1Sustained release pharmaceutical dosage forms with minimized ph dependent dissolution profilesFiled 2001·Application pending·0 cites
- 3746US2007249537A1Absorption enhancing agentsSUPERNUS PHARMACEUTICALS INC·Filed 2007·Application pending·0 cites
- 3841US2003065040A1Pharmaceutical compositions including sampatrilat dispersed in a lipoidic vehicleFiled 2002·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Rong-Kun Chang files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →