Assignee
PFEIFFER ERICH GMBH & CO KG
DE·146 granted patents·6,660 citations·filing 1983–2010
Top patents by PatentIndex Score
146 records- 0199US6708846B1Dispenser for flowable mediaPFEIFFER ERICH GMBH & CO KG·Filed 2000·Granted Mar 23, 2004·279 cites·15 claims
- 0298US6062430ADispensing container with variable volume compensationPFEIFFER ERICH GMBH & CO KG·Filed 1994·Granted May 16, 2000·163 cites·28 claims
- 0398US4565302AActuatable dosing mechanismPFEIFFER ERICH GMBH & CO KG·Filed 1984·Granted Jan 21, 1986·199 cites·18 claims
- 0497US5803311ABottle closure for squeezing bottlePFEIFFER ERICH GMBH & CO KG·Filed 1997·Granted Sep 8, 1998·153 cites·26 claims
- 0597US4821923AMonually operable dispenser for media with multiple componentsPFEIFFER ERICH GMBH & CO KG·Filed 1987·Granted Apr 18, 1989·229 cites·29 claims
- 0696US7717299B2Actuating device for a medium dispenserPFEIFFER ERICH GMBH & CO KG·Filed 2005·Granted May 18, 2010·46 cites·2 claims
- 0796US5301841AMedia discharge apparatus for housing a movable reservoirPFEIFFER ERICH GMBH & CO KG·Filed 1992·Granted Apr 12, 1994·129 cites·33 claims
- 0896US4946069ADispenser for manually discharging flowable mediaPFEIFFER ERICH GMBH & CO KG·Filed 1988·Granted Aug 7, 1990·117 cites·26 claims
- 0996US4830284AAtomizing or dosing pumpPFEIFFER ERICH GMBH & CO KG·Filed 1984·Granted May 16, 1989·133 cites·12 claims
- 1095US6382465B1Dispenser for the optionally atomized discharge of an in particular liquid medium from a containerPFEIFFER ERICH GMBH & CO KG·Filed 2000·Granted May 7, 2002·97 cites·20 claims
- 1195US4826048ADispenser for manually discharging plural mediaPFEIFFER ERICH GMBH & CO KG·Filed 1987·Granted May 2, 1989·291 cites·35 claims
- 1293US6527144B2Discharge apparatus for mediaPFEIFFER ERICH GMBH & CO KG·Filed 2001·Granted Mar 4, 2003·75 cites·6 claims
- 1393US6179164B1Dispenser for media, particularly powderPFEIFFER ERICH GMBH & CO KG·Filed 1999·Granted Jan 30, 2001·97 cites·29 claims
- 1493US4694977AFluid dispenserPFEIFFER ERICH GMBH & CO KG·Filed 1984·Granted Sep 22, 1987·76 cites·12 claims
- 1592US8348096B2Discharge device with discharge stroke which reduces volume of media and dosage chambersPFEIFFER ERICH GMBH & CO KG·Filed 2010·Granted Jan 8, 2013·16 cites·18 claims
- 1692US5228586AMedia dispenser with removable use indexPFEIFFER ERICH GMBH & CO KG·Filed 1991·Granted Jul 20, 1993·109 cites·32 claims
- 1791US6626379B1Application method for at least two different media and dispenser thereforPFEIFFER ERICH GMBH & CO KG·Filed 1998·Granted Sep 30, 2003·84 cites·23 claims
- 1891US6578741B2Dispenser and method for discharging mediaPFEIFFER ERICH GMBH & CO KG·Filed 2001·Granted Jun 17, 2003·61 cites·14 claims
- 1991US6554203B2Smart miniature fragrance dispensing device for multiple ambient scenting applications and environmentsPFEIFFER ERICH GMBH & CO KG·Filed 2001·Granted Apr 29, 2003·123 cites·16 claims
- 2091US6427684B2Discharge apparatus for mediaPFEIFFER ERICH GMBH & CO KG·Filed 2001·Granted Aug 6, 2002·58 cites·14 claims
- 2191US5901883ADispenser having nozzle insert with passages for discharge of two mediaPFEIFFER ERICH GMBH & CO KG·Filed 1996·Granted May 11, 1999·91 cites·25 claims
- 2291US5335823ADispenser for mediaPFEIFFER ERICH GMBH & CO KG·Filed 1993·Granted Aug 9, 1994·88 cites·17 claims
- 2391US5289946ADispenser for mediaPFEIFFER ERICH GMBH & CO KG·Filed 1991·Granted Mar 1, 1994·97 cites·23 claims
- 2490US7299949B2Discharge device for manually producing a volume flowPFEIFFER ERICH GMBH & CO KG·Filed 2004·Granted Nov 27, 2007·50 cites·17 claims
- 2590US6321942B1Discharge device for flowable media using a thrust piston pumpPFEIFFER ERICH GMBH & CO KG·Filed 1998·Granted Nov 27, 2001·82 cites·28 claims
- 2690US5209375AMedia dispenser with indexing capPFEIFFER ERICH GMBH & CO KG·Filed 1991·Granted May 11, 1993·79 cites·22 claims
- 2789US5110052AManually operable discharging apparatus for mediaPFEIFFER ERICH GMBH & CO KG·Filed 1988·Granted May 5, 1992·60 cites·23 claims
- 2889US4871092AAtomizing or metering pumpPFEIFFER ERICH GMBH & CO KG·Filed 1988·Granted Oct 3, 1989·79 cites·29 claims
- 2986US7066359B2Dispenser for the discharge of flowable mediaPFEIFFER ERICH GMBH & CO KG·Filed 2003·Granted Jun 27, 2006·42 cites·12 claims
- 3086US5988449AMedia dispenser having a vent with a microbic barrierPFEIFFER ERICH GMBH & CO KG·Filed 1997·Granted Nov 23, 1999·67 cites·25 claims
- 3186US5147087AHand-operated applicator for mediaPFEIFFER ERICH GMBH & CO KG·Filed 1988·Granted Sep 15, 1992·52 cites·39 claims
- 3286US4776498AInvertable pump for liquid mediaPFEIFFER ERICH GMBH & CO KG·Filed 1986·Granted Oct 11, 1988·56 cites·10 claims
- 3384US7584903B2Microdosing devicePFEIFFER ERICH GMBH & CO KG·Filed 2005·Granted Sep 8, 2009·20 cites·8 claims
- 3484US6454185B2Discharge apparatus for mediaPFEIFFER ERICH GMBH & CO KG·Filed 2001·Granted Sep 24, 2002·38 cites·23 claims
- 3584US6419167B1Dispenser for flowable media, particularly for atomizing liquidsPFEIFFER ERICH GMBH & CO KG·Filed 2000·Granted Jul 16, 2002·35 cites·16 claims
- 3684US6234366B1Discharge control for a media dispenserPFEIFFER ERICH GMBH & CO KG·Filed 1999·Granted May 22, 2001·58 cites·26 claims
- 3783US7201296B2Dosing device with a pumping devicePFEIFFER ERICH GMBH & CO KG·Filed 2002·Granted Apr 10, 2007·36 cites·12 claims
- 3882US7726522B2Dispenser for mediaPFEIFFER ERICH GMBH & CO KG·Filed 2006·Granted Jun 1, 2010·13 cites·10 claims
- 3981US8006870B2Discharger for a flowable mediumPFEIFFER ERICH GMBH & CO KG·Filed 2007·Granted Aug 30, 2011·13 cites·8 claims
- 4081US5692650ACompact dispenser with integral mounting flangePFEIFFER ERICH GMBH & CO KG·Filed 1996·Granted Dec 2, 1997·60 cites·34 claims
- 4180US6595389B2Device for detecting the operation of a dispenser and the dispenserPFEIFFER ERICH GMBH & CO KG·Filed 2001·Granted Jul 22, 2003·29 cites·20 claims
- 4280US5893484ADischarge device for fluid media, particularly for single-stroke only dischargePFEIFFER ERICH GMBH & CO KG·Filed 1996·Granted Apr 13, 1999·52 cites·12 claims
- 4380US4762475AThrust piston pump for the discharge of mediaPFEIFFER ERICH GMBH & CO KG·Filed 1986·Granted Aug 9, 1988·47 cites·20 claims
- 4479US6308867B1Media dispenserPFEIFFER ERICH GMBH & CO KG·Filed 1999·Granted Oct 30, 2001·52 cites·29 claims
- 4579US4934568ADischarger for flowable mediaPFEIFFER ERICH GMBH & CO KG·Filed 1989·Granted Jun 19, 1990·47 cites·44 claims
- 4678US7950391B2Dispenser and dosing subassembly for dosing of a mediumPFEIFFER ERICH GMBH & CO KG·Filed 2006·Granted May 31, 2011·9 cites·14 claims
- 4778US4921142AManually operable fluid dispenserPFEIFFER ERICH GMBH & CO KG·Filed 1986·Granted May 1, 1990·46 cites·20 claims
- 4877US6886556B2Dispenser for mediaPFEIFFER ERICH GMBH & CO KG·Filed 2002·Granted May 3, 2005·65 cites·23 claims
- 4977USD476224SSpray for liquid mediaPFEIFFER ERICH GMBH & CO KG·Filed 2002·Granted Jun 24, 2003·19 cites·1 claims
- 5077US6055979ADosing and discharging device for flowable media including powder/air dispersionsPFEIFFER ERICH GMBH & CO KG·Filed 1997·Granted May 2, 2000·44 cites·12 claims
Showing the top 50 of 146 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when PFEIFFER ERICH GMBH & CO KG files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →