Inventor · disambiguated record
Klaus Woltmann
Also filed as: WOLTMANN KLAUS · WOLTMANN KLAUS W
38 granted patents·7 pending applications·760 citations·filing 1979–2010
98Inventor score
Top patents by PatentIndex Score
45 records- 0195US4783258AFilter cartridge with reuseable frameworkWILLINGER BROS·Filed 1986·Granted Nov 8, 1988·66 cites·21 claims
- 0294US5053125AFilter cartridgeWILLINGER BROS·Filed 1989·Granted Oct 1, 1991·59 cites·7 claims
- 0391US7350756B2FastenerJW PET CO INC·Filed 2005·Granted Apr 1, 2008·22 cites·16 claims
- 0491US4842727AAquarium filterWILLINGER BROS·Filed 1987·Granted Jun 27, 1989·51 cites·20 claims
- 0591US4761227ASelf priming aquarium filterWILLINGER BROS·Filed 1987·Granted Aug 2, 1988·52 cites·26 claims
- 0689US7736213B2Mounting arrangement for squeakersJW PET CO INC·Filed 2005·Granted Jun 15, 2010·16 cites·20 claims
- 0789US4285813AAquarium filtration apparatusMETAFRAME CORP·Filed 1979·Granted Aug 25, 1981·44 cites·13 claims
- 0888USD531889SFastenerJW PET CO INC·Filed 2005·Granted Nov 14, 2006·14 cites·1 claims
- 0987USD553305SPet matJW PET CO INC·Filed 2006·Granted Oct 16, 2007·35 cites·1 claims
- 1087US5397463AAerobic aquarium filter chamberWARNER LAMBERT CO·Filed 1993·Granted Mar 14, 1995·48 cites·15 claims
- 1185USD550408SPet matJW PET CO INC·Filed 2006·Granted Sep 4, 2007·32 cites·1 claims
- 1284US7146932B2Birdcage with water and feeder assemblyJW PET CO INC·Filed 2005·Granted Dec 12, 2006·10 cites·21 claims
- 1383US4880549AMethod of filtering in an aquarium tank with a filter envelopeWILLINGER BROS·Filed 1988·Granted Nov 14, 1989·35 cites·2 claims
- 1482US7392763B2Birdcage feederJW PET CO INC·Filed 2004·Granted Jul 1, 2008·20 cites·44 claims
- 1582US6843909B1Three-stage aquarium filtrationIMAGINE GOLD L L C·Filed 2004·Granted Jan 18, 2005·26 cites·19 claims
- 1681US6971332B2Birdcage attachmentsJW PET CO INC·Filed 2003·Granted Dec 6, 2005·15 cites·12 claims
- 1780US6431118B1Apparatus and method for providing humidified air to a terrariumIMAGINE GOLD L L C·Filed 2001·Granted Aug 13, 2002·21 cites·18 claims
- 1880US4894151AFilter cartridge for an undergravel aquarium filterWILLINGER BROS·Filed 1988·Granted Jan 16, 1990·33 cites·14 claims
- 1975USD592362SBirdcage attachmentJW PET CO INC·Filed 2008·Granted May 12, 2009·15 cites·1 claims
- 2074US7819086B2Pet toy with vent openingJW PET CO INC·Filed 2005·Granted Oct 26, 2010·4 cites·12 claims
- 2173US8240275B2Animal conduitRAGONETTI PETER·Filed 2010·Granted Aug 14, 2012·3 cites·19 claims
- 2273US7201115B2Birdcage watererJW PET CO INC·Filed 2004·Granted Apr 10, 2007·12 cites·22 claims
- 2371US8360007B2Animal entertainment deviceJW PET CO INC·Filed 2006·Granted Jan 29, 2013·2 cites·24 claims
- 2471US7179373B1Removing foreign matter from aquarium waterIMAGINE GOLD L L C·Filed 2006·Granted Feb 20, 2007·8 cites·16 claims
- 2570USD507681SHandle for a double-sided grooming toolJW PET CO INC·Filed 2003·Granted Jul 19, 2005·16 cites·1 claims
- 2669USD595907SBirdcage attachmentJW PET CO INC·Filed 2008·Granted Jul 7, 2009·12 cites·1 claims
- 2768US7555996B2Birdcage feederJ W PET COMPNAY INC·Filed 2005·Granted Jul 7, 2009·3 cites·10 claims
- 2867US5246571AClogging indicator for an aquarium filterWILLINGER BROS·Filed 1992·Granted Sep 21, 1993·28 cites·21 claims
- 2965US7673586B2Birdcage attachmentsJ W PET COMPNAY INC·Filed 2007·Granted Mar 9, 2010·1 cites·14 claims
- 3064US6391399B1Artificial aquatic plant systemIMAGINE GOLD L L C·Filed 2000·Granted May 21, 2002·7 cites·32 claims
- 3163USD530866SBirdcage attachmentJW PET COMPANY·Filed 2005·Granted Oct 24, 2006·11 cites·1 claims
- 3261US6684818B2Birdcage perchJW PET CO INC·Filed 2003·Granted Feb 3, 2004·4 cites·35 claims
- 3360USD565456SPlant baseJW PET CO INC·Filed 2007·Granted Apr 1, 2008·11 cites·1 claims
- 3458US7111583B2Birdcage perchJW PET CO INC·Filed 2004·Granted Sep 26, 2006·2 cites·22 claims
- 3558US2007044726A1Birdcage with water and feeder assemblyWILLINGER JONATHAN·Filed 2006·Application pending·0 cites
- 3657US2008066692A1Actuatable ToysJW PET CO INC·Filed 2007·Application pending·0 cites
- 3757US2006027183A1Birdcage attachmentsWOLTMANN KLAUS·Filed 2005·Application pending·0 cites
- 3857US2005284400A1Birdcage attachmentsJW PET CO INC·Filed 2005·Application pending·0 cites
- 3954USD508589SBirdcage attachmentJW PET CO INC·Filed 2003·Granted Aug 16, 2005·8 cites·1 claims
- 4053USD581603SBirdcage attachmentJW PET CO INC·Filed 2007·Granted Nov 25, 2008·6 cites·1 claims
- 4153USD554298SBirdcage attachmentJW PET CO INC·Filed 2006·Granted Oct 30, 2007·7 cites·1 claims
- 4253US2011000441A1Pet toy with vent openingJW PET CO INC·Filed 2010·Application pending·0 cites
- 4350US2005241594A1Grooming tool display and packaging systemWILLINGER JONATHAN·Filed 2005·Application pending·0 cites
- 4449US2004237901A1Pet matFiled 2004·Application pending·0 cites
- 4534USD586957SBirdcage attachmentJW PET CO INC·Filed 2006·Granted Feb 17, 2009·1 cites·1 claims
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