Inventor
DONG LIANG C
US35 patents
⚠️ This page may combine multiple inventors who share the name “DONG LIANG C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALZA CORP
27 patentsUS6929803B2Aug 16, 2005
Conversion of liquid filled gelatin capsules into controlled release systems by multiple coatings
ALZA CORP143 citations99
US6419952B2Jul 16, 2002
Conversion of liquid filled gelatin capsules into controlled release systems by multiple coatings
ALZA CORP129 citations99
US6342249B1Jan 29, 2002
Controlled release liquid active agent formulation dosage forms
ALZA CORP218 citations98
US5770227AJun 23, 1998
Progesterone replacement therapy
ALZA CORP108 citations98
US5633011AMay 27, 1997
Progesterone replacement therapy
ALZA CORP184 citations98
US5620705AApr 15, 1997
Progestin tablet
ALZA CORP207 citations98
US6596314B2Jul 22, 2003
Controlled release liquid active agent formulation dosage forms
ALZA CORP78 citations97
US5534263AJul 9, 1996
Active agent dosage form comprising a matrix and at least two insoluble bands
ALZA CORP98 citations97
US5830501ANov 3, 1998
Dosage form comprising hydrophilic polymer
ALZA CORP87 citations96
US5531736AJul 2, 1996
Osmotic device for delayed delivery of agent
ALZA CORP74 citations96
US5443459AAug 22, 1995
Osmotic device for delayed delivery of agent
ALZA CORP77 citations96
US5348746ASep 20, 1994
Method for administering drug
ALZA CORP46 citations96
US5830502ANov 3, 1998
Injection-molded dosage form
ALZA CORP82 citations95
US5667804ASep 16, 1997
Banded prolonged release active agent dosage form
ALZA CORP53 citations95
US5614578AMar 25, 1997
Injection-molded dosage form
ALZA CORP73 citations95
US5424289AJun 13, 1995
Solid formulations of therapeutic proteins for gastrointestinal delivery
ALZA CORP62 citations93
US6183466B1Feb 6, 2001
Dosage form comprising a capsule
ALZA CORP48 citations92
US5713852AFeb 3, 1998
Oral dosage and method for treating painful conditions of the oral cavity
ALZA CORP53 citations92
US5417682AMay 23, 1995
Device for administering active agent to biological environment
ALZA CORP41 citations92
US5266332ANov 30, 1993
Method for administering anti-Parkinson drug
ALZA CORP26 citations92
US5200195AApr 6, 1993
Process for improving dosage form delivery kinetics
ALZA CORP29 citations92
US5800422ASep 1, 1998
Osmotic device with delayed activation of drug delivery and complete drug release
ALZA CORP26 citations90
US5897878AApr 27, 1999
Method for administering steroid
ALZA CORP9 citations74
US5817335AOct 6, 1998
Osmotic device with high drug loading and delayed activation of drug delivery
ALZA CORP11 citations74
US5254349AOct 19, 1993
Process for lessening irritation caused by drug
ALZA CORP7 citations74
US6008187ADec 28, 1999
Peptide formulation
ALZA CORP8 citations71
US5902605AMay 11, 1999
Drug delivery device with minimal residual drug retention
ALZA CORP7 citations71
IMPAX LABORATORIES INC
2 patentsUS10292935B2May 21, 2019
Muco-adhesive, controlled release formulations of levodopa and/or esters of levodopa and uses thereof
IMPAX LABORATORIES INC30 citations94
US10098845B2Oct 16, 2018
Muco-adhesive, controlled release formulations of levodopa and/or esters of levodopa and uses thereof
IMPAX LABORATORIES INC28 citations94