Inventor · disambiguated record
Felix Theeuwes
Also filed as: DENNIS LEGAL REPRESENTATIVE BO · ECKENHOFF BEN · THEEUWES FELIX · THEEUWES FELIX T
261 granted patents·51 pending applications·36,519 citations·filing 1974–2023
99Inventor score
Top patents by PatentIndex Score
312 records- 0199US6219574B1Device and method for enchancing transdermal samplingALZA CORP·Filed 1997·Granted Apr 17, 2001·1.3k cites·28 claims
- 0299US4892778AJuxtaposed laminated arrangementALZA CORP·Filed 1987·Granted Jan 9, 1990·220 cites·6 claims
- 0399US4765989AOsmotic device for administering certain drugsALZA CORP·Filed 1986·Granted Aug 23, 1988·479 cites·19 claims
- 0499US4612008AOsmotic device with dual thermodynamic activityALZA CORP·Filed 1984·Granted Sep 16, 1986·656 cites·27 claims
- 0599US4327725AOsmotic device with hydrogel driving memberALZA CORP·Filed 1980·Granted May 4, 1982·2.1k cites·40 claims
- 0699US4285987AProcess for manufacturing device with dispersion zoneALZA CORP·Filed 1979·Granted Aug 25, 1981·701 cites·15 claims
- 0799US4256108AMicroporous-semipermeable laminated osmotic systemALZA CORP·Filed 1979·Granted Mar 17, 1981·1.4k cites·66 claims
- 0899US4200098AOsmotic system with distribution zone for dispensing beneficial agentALZA CORP·Filed 1978·Granted Apr 29, 1980·825 cites·22 claims
- 0999US4160020ATherapeutic device for osmotically dosing at controlled rateALZA CORP·Filed 1977·Granted Jul 3, 1979·544 cites·10 claims
- 1099US4111202AOsmotic system for the controlled and delivery of agent over timeALZA CORP·Filed 1976·Granted Sep 5, 1978·528 cites·26 claims
- 1199US4077407AOsmotic devices having composite wallsALZA CORP·Filed 1975·Granted Mar 7, 1978·554 cites·11 claims
- 1299US4014334ALaminated osmotic system for dispensing beneficial agentALZA CORP·Filed 1976·Granted Mar 29, 1977·311 cites·36 claims
- 1399US4008719AOsmotic system having laminar arrangement for programming delivery of active agentALZA CORP·Filed 1976·Granted Feb 22, 1977·2.3k cites·63 claims
- 1498US6120803AProlonged release active agent dosage form adapted for gastric retentionALZA CORP·Filed 1998·Granted Sep 19, 2000·433 cites·12 claims
- 1598US4449983ASimultaneous delivery of two drugs from unit delivery deviceALZA CORP·Filed 1982·Granted May 22, 1984·287 cites·18 claims
- 1698US4265874AMethod of delivering drug with aid of effervescent activity generated in environment of useALZA CORP·Filed 1980·Granted May 5, 1981·1.3k cites·29 claims
- 1798US4235236ADevice for dispensing drug by combined diffusional and osmotic operationsALZA CORP·Filed 1979·Granted Nov 25, 1980·209 cites·21 claims
- 1898US4203440ADevice having variable volume chamber for dispensing useful agentALZA CORP·Filed 1978·Granted May 20, 1980·201 cites·17 claims
- 1998US4160452AOsmotic system having laminated wall comprising semipermeable lamina and microporous laminaALZA CORP·Filed 1977·Granted Jul 10, 1979·546 cites·14 claims
- 2098US4135514AOsmotic releasing system for administering ophthalmic drug to eye of animalALZA CORP·Filed 1977·Granted Jan 23, 1979·160 cites·10 claims
- 2198US4111201AOsmotic system for delivering selected beneficial agents having varying degrees of solubilityALZA CORP·Filed 1976·Granted Sep 5, 1978·233 cites·21 claims
- 2298US4111203AOsmotic system with means for improving delivery kinetics of systemALZA CORP·Filed 1976·Granted Sep 5, 1978·293 cites·13 claims
- 2398US4036228AOsmotic dispenser with gas generating meansALZA CORP·Filed 1975·Granted Jul 19, 1977·247 cites·24 claims
- 2498US4034758AOsmotic therapeutic system for administering medicamentALZA CORP·Filed 1976·Granted Jul 12, 1977·216 cites·20 claims
- 2597US6997922B2Osmotic delivery system having space efficient pistonALZA CORP·Filed 2004·Granted Feb 14, 2006·71 cites·28 claims
- 2697US6726920B1Implantable drug delivery patchDURECT CORP·Filed 2000·Granted Apr 27, 2004·157 cites·33 claims
- 2797US6541021B1Devices and methods for pain managementDURECT CORP·Filed 2000·Granted Apr 1, 2003·125 cites·88 claims
- 2897US5413572AOsmotic dosage system for liquid drug deliveryALZA CORP·Filed 1994·Granted May 9, 1995·226 cites·2 claims
- 2997US5019397AAqueous emulsion for pharmaceutical dosage formALZA CORP·Filed 1988·Granted May 28, 1991·234 cites·4 claims
- 3097US4783337AOsmotic system comprising plurality of members for dispensing drugALZA CORP·Filed 1986·Granted Nov 8, 1988·556 cites·79 claims
- 3197US4627850AOsmotic capsuleALZA CORP·Filed 1983·Granted Dec 9, 1986·345 cites·26 claims
- 3297US4576604AOsmotic system with instant drug availabilityALZA CORP·Filed 1983·Granted Mar 18, 1986·216 cites·34 claims
- 3397US4434153ADrug delivery system comprising a reservoir containing a plurality of tiny pillsALZA CORP·Filed 1982·Granted Feb 28, 1984·266 cites·2 claims
- 3497US4217898ASystem with microporous reservoir having surface for diffusional delivery of agentALZA CORP·Filed 1978·Granted Aug 19, 1980·177 cites·16 claims
- 3596US6689373B2Devices and methods for pain managementDURECT CORP·Filed 2002·Granted Feb 10, 2004·81 cites·21 claims
- 3696US6548083B1Prolonged release active agent dosage form adapted for gastric retentionALZA CORP·Filed 2000·Granted Apr 15, 2003·78 cites·9 claims
- 3796US5869097AMethod of therapy comprising an osmotic capletALZA CORP·Filed 1992·Granted Feb 9, 1999·173 cites·8 claims
- 3896US5795591AOsmotic drug delivery devices with hydrophobic wall materialsALZA CORP·Filed 1994·Granted Aug 18, 1998·222 cites·12 claims
- 3996US5324280AOsmotic dosage system for delivering a formulation comprising liquid carrier and drugALZA CORP·Filed 1990·Granted Jun 28, 1994·202 cites·26 claims
- 4096US5156850ADosage form for time-varying patterns of drug deliveryALZA CORP·Filed 1990·Granted Oct 20, 1992·186 cites·1 claims
- 4196US5082668AControlled-release system with constant pushing sourceALZA CORP·Filed 1990·Granted Jan 21, 1992·240 cites·3 claims
- 4296US5024842AAnnealed coatsALZA CORP·Filed 1990·Granted Jun 18, 1991·240 cites·2 claims
- 4396US4853229AMethod for adminstering tiny pillsALZA CORP·Filed 1987·Granted Aug 1, 1989·182 cites·10 claims
- 4496US4309996ASystem with microporous releasing diffusorALZA CORP·Filed 1980·Granted Jan 12, 1982·179 cites·19 claims
- 4596US4203439AOsmotic system with volume amplifier for increasing amount of agent delivered therefromALZA CORP·Filed 1978·Granted May 20, 1980·163 cites·15 claims
- 4696US4088864AProcess for forming outlet passageways in pills using a laserALZA CORP·Filed 1976·Granted May 9, 1978·892 cites·5 claims
- 4796US4036227AOsmotic releasing device having a plurality of release rate patternsALZA CORP·Filed 1974·Granted Jul 19, 1977·132 cites·24 claims
- 4896US3977404AOsmotic device having microporous reservoirALZA CORP·Filed 1975·Granted Aug 31, 1976·264 cites·38 claims
- 4995US10786517B2Uses of oxygenated cholesterol sulfates (OCS)UNIV VIRGINIA COMMONWEALTH·Filed 2019·Granted Sep 29, 2020·4 cites·14 claims
- 5095US4721613ADelivery system comprising means for shielding a multiplicity of reservoirs in selected environment of useALZA CORP·Filed 1984·Granted Jan 26, 1988·163 cites·1 claims
Showing the top 50 of 312 patent records by PatentIndex Score.
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