Inventor · disambiguated record
David E. Edgren
Also filed as: EDGREN DAVID · EDGREN DAVID E · EDGREN DAVID EMIL
59 granted patents·30 pending applications·5,992 citations·filing 1980–2014
99Inventor score
Top patents by PatentIndex Score
89 records- 0198US6245357B1Extended release dosage formALZA CORP·Filed 1999·Granted Jun 12, 2001·477 cites·66 claims
- 0298US6120803AProlonged release active agent dosage form adapted for gastric retentionALZA CORP·Filed 1998·Granted Sep 19, 2000·433 cites·12 claims
- 0398US4326525AOsmotic device that improves delivery properties of agent in situALZA CORP·Filed 1980·Granted Apr 27, 1982·606 cites·13 claims
- 0497US6797283B1Gastric retention dosage form having multiple layersALZA CORP·Filed 1999·Granted Sep 28, 2004·227 cites·26 claims
- 0597US4519801AOsmotic device with wall comprising cellulose ether and permeability enhancerALZA CORP·Filed 1982·Granted May 28, 1985·240 cites·9 claims
- 0696US6596314B2Controlled release liquid active agent formulation dosage formsALZA CORP·Filed 2001·Granted Jul 22, 2003·78 cites·5 claims
- 0796US6548083B1Prolonged release active agent dosage form adapted for gastric retentionALZA CORP·Filed 2000·Granted Apr 15, 2003·78 cites·9 claims
- 0896US6342249B1Controlled release liquid active agent formulation dosage formsALZA CORP·Filed 1999·Granted Jan 29, 2002·218 cites·22 claims
- 0996US5024842AAnnealed coatsALZA CORP·Filed 1990·Granted Jun 18, 1991·240 cites·2 claims
- 1096US4871548AControlled release dosage form comprising different cellulose ethersALZA CORP·Filed 1987·Granted Oct 3, 1989·161 cites·3 claims
- 1195US5190763ADosage form indicated for the management of abnormal posture, tremor and involuntary movementALZA CORP·Filed 1990·Granted Mar 2, 1993·167 cites·3 claims
- 1295US4917895ATransdermal drug delivery deviceALZA CORP·Filed 1988·Granted Apr 17, 1990·179 cites·16 claims
- 1394US6210712B1Dosage form having first and second coatsALZA CORP·Filed 1998·Granted Apr 3, 2001·183 cites·13 claims
- 1494US5128145ADosage form for Parkinson's disease, spasticity and muscle spasmsALZA CORP·Filed 1991·Granted Jul 7, 1992·179 cites·4 claims
- 1594US5057321ADosage form comprising drug and maltodextrinALZA CORP·Filed 1990·Granted Oct 15, 1991·172 cites·7 claims
- 1694US4946685ACellulosic dosage formALZA CORP·Filed 1988·Granted Aug 7, 1990·125 cites·14 claims
- 1793US5534263AActive agent dosage form comprising a matrix and at least two insoluble bandsALZA CORP·Filed 1995·Granted Jul 9, 1996·98 cites·19 claims
- 1893US5192550ADosage form for treating central nervous system disordersALZA CORP·Filed 1992·Granted Mar 9, 1993·143 cites·14 claims
- 1993US4931285AAqueous based pharmaceutical coating composition for dosage formsALZA CORP·Filed 1988·Granted Jun 5, 1990·136 cites·2 claims
- 2093US4915954ADosage form for delivering a drug at two different ratesALZA CORP·Filed 1989·Granted Apr 10, 1990·163 cites·3 claims
- 2192US5160743AAnnealed composition for pharmaceutically acceptable drugALZA CORP·Filed 1991·Granted Nov 3, 1992·132 cites·1 claims
- 2292US4522625ADrug dispenser comprising wall formed of semipermeable member and enteric memberALZA CORP·Filed 1982·Granted Jun 11, 1985·106 cites·2 claims
- 2391US8524277B2Extended release dosage formEDGREN DAVID E·Filed 2007·Granted Sep 3, 2013·11 cites·1 claims
- 2491US6635281B2Gastric retaining oral liquid dosage formALZA CORP·Filed 1999·Granted Oct 21, 2003·106 cites·9 claims
- 2591US6217905B1Antiparkinson dosage formALZA CORP·Filed 1993·Granted Apr 17, 2001·109 cites·4 claims
- 2691US5006346ADelivery systemALZA CORP·Filed 1989·Granted Apr 9, 1991·111 cites·1 claims
- 2790US5221536ADosage form indicated for the management of abnormal posture, tremor and involuntary movementALZA CORP·Filed 1991·Granted Jun 22, 1993·105 cites·7 claims
- 2889US5200194AOral osmotic deviceALZA CORP·Filed 1991·Granted Apr 6, 1993·107 cites·19 claims
- 2988US4814181ADosage form comprising fast agent delivery followed by slow agent deliveryALZA CORP·Filed 1987·Granted Mar 21, 1989·100 cites·20 claims
- 3088US4786503ADosage form comprising parallel lamineALZA CORP·Filed 1987·Granted Nov 22, 1988·72 cites·26 claims
- 3187US6630165B2Methods for providing effective reboxetine therapy with once-a-day dosingALZA CORP·Filed 2002·Granted Oct 7, 2003·27 cites·3 claims
- 3287US6316028B1Banded prolonged release active agent dosage formFiled 2000·Granted Nov 13, 2001·15 cites·18 claims
- 3387US4915953ADosage form for delivering acetaminophen or phenylpropanolamineALZA CORP·Filed 1989·Granted Apr 10, 1990·85 cites·2 claims
- 3486US9138569B2Devices and methods for dilating a paranasal sinus opening and for treating sinusitisSINUSYS CORP·Filed 2013·Granted Sep 22, 2015·22 cites·12 claims
- 3586US5667804ABanded prolonged release active agent dosage formALZA CORP·Filed 1996·Granted Sep 16, 1997·53 cites·10 claims
- 3686US4553973AProcess for preparing osmotic deviceALZA CORP·Filed 1985·Granted Nov 19, 1985·82 cites·5 claims
- 3785US6020000ABanded prolonged release active agent dosage formALZA CORPORATITON·Filed 1998·Granted Feb 1, 2000·58 cites·17 claims
- 3885US4503030ADevice for delivering drug to certain pH environmentsALZA CORP·Filed 1983·Granted Mar 5, 1985·62 cites·5 claims
- 3983US8084059B2Antidepressant dosage formEDGREN DAVID EMIL·Filed 2006·Granted Dec 27, 2011·4 cites·21 claims
- 4083US6387403B1Dosage forms and methods for providing effective reboxetine therapy with once-a-day dosingALZA CORP·Filed 2000·Granted May 14, 2002·18 cites·21 claims
- 4179US5204116ADosage form providing immediate therapy followed by prolonged therapyALZA CORP·Filed 1991·Granted Apr 20, 1993·49 cites·4 claims
- 4278US7087243B2Pharmaceutical coating composition and method of useEDGREN DAVID E·Filed 2004·Granted Aug 8, 2006·9 cites·4 claims
- 4377US9597485B2Devices and methods for dilating a paranasal sinus opening and for treating sinusitisSINUSYS CORP·Filed 2013·Granted Mar 21, 2017·7 cites·11 claims
- 4477US9504812B2Devices and methods for dilating a paranasal sinus opening and for treating sinusitisSINUSYS CORP·Filed 2013·Granted Nov 29, 2016·7 cites·11 claims
- 4577US6440457B1Method of administering antidepressant dosage formALZA CORP·Filed 1993·Granted Aug 27, 2002·22 cites·1 claims
- 4675US8226979B2Drug coating providing high drug loading and methods for providing the sameCRUZ EVANGELINE·Filed 2011·Granted Jul 24, 2012·2 cites·4 claims
- 4775US4587117AMedical device for delivering drug to pH environments greater than 3.5ALZA CORP·Filed 1985·Granted May 6, 1986·47 cites·3 claims
- 4874US9687263B2Devices and methods for inserting a sinus dilatorSINUSYS CORP·Filed 2014·Granted Jun 27, 2017·7 cites·26 claims
- 4974US6365183B1Method of fabricating a banded prolonged release active agent dosage formALZA CORP·Filed 1999·Granted Apr 2, 2002·32 cites·30 claims
- 5073US9629644B2Devices and methods for dilating a paranasal sinus opening and for treating sinusitisSCHRECK THOMAS A·Filed 2011·Granted Apr 25, 2017·7 cites·49 claims
Showing the top 50 of 89 patent records by PatentIndex Score.
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