Assignee
MOLD MASTERS LTD
CA·160 granted patents·8 pending applications·3,924 citations·filing 1978–2006
Top patents by PatentIndex Score
168 records- 0196US6394784B1Compact cartridge hot runner nozzleMOLD MASTERS LTD·Filed 2000·Granted May 28, 2002·52 cites·19 claims
- 0296US4981431AInjection molding system with flanged insulating gate sealMOLD MASTERS LTD·Filed 1989·Granted Jan 1, 1991·101 cites·17 claims
- 0395US6675055B1Method and apparatus for an automated injection molding configuring and manufacturing systemMOLD MASTERS LTD·Filed 2000·Granted Jan 6, 2004·54 cites·31 claims
- 0494US6921257B2Tip assembly having at least three components for hot runner nozzleMOLD MASTERS LTD·Filed 2002·Granted Jul 26, 2005·33 cites·36 claims
- 0593US6988883B2Injection molding apparatus having a nozzle tip and a tip surrounding piece of equal thermal conductivityMOLD MASTERS LTD·Filed 2004·Granted Jan 24, 2006·31 cites·36 claims
- 0693US6869276B2Nozzle seal for an injection molding apparatusMOLD MASTERS LTD·Filed 2002·Granted Mar 22, 2005·34 cites·44 claims
- 0793US6769901B2Injection nozzle system for an injection molding machineMOLD MASTERS LTD·Filed 2002·Granted Aug 3, 2004·45 cites·39 claims
- 0892US4917594AInjection molding system with gas flow through valve gateMOLD MASTERS LTD·Filed 1989·Granted Apr 17, 1990·73 cites·9 claims
- 0992US4810184AInjection molding system having manifold with side mounted nozzlesMOLD MASTERS LTD·Filed 1987·Granted Mar 7, 1989·72 cites·11 claims
- 1091US7182591B2Injection nozzle system and injection molding machine incorporating sameMOLD MASTERS LTD·Filed 2004·Granted Feb 27, 2007·26 cites·24 claims
- 1191US7134868B2Injection molding nozzle with wear-resistant tip having diamond-type coatingMOLD MASTERS LTD·Filed 2003·Granted Nov 14, 2006·41 cites·19 claims
- 1291US6318990B1Injection molding nozzle apparatusMOLD MASTERS LTD·Filed 2000·Granted Nov 20, 2001·38 cites·28 claims
- 1391US5849343AInjection molding apparatus with a one-piece gate insert locating a cylindrical valve memberMOLD MASTERS LTD·Filed 1997·Granted Dec 15, 1998·77 cites·5 claims
- 1490US6936199B2Method and apparatus for measuring the temperature of molten material in a mold cavityMOLD MASTERS LTD·Filed 2003·Granted Aug 30, 2005·27 cites·21 claims
- 1590US6789745B1Injection nozzle systemMOLD MASTERS LTD·Filed 2000·Granted Sep 14, 2004·36 cites·15 claims
- 1690US6017209AInjection molding cooled gate insertMOLD MASTERS LTD·Filed 1998·Granted Jan 25, 2000·71 cites·12 claims
- 1790US4768945AInjection molding nozzle having grounded heating element brazed into pointed tipMOLD MASTERS LTD·Filed 1987·Granted Sep 6, 1988·64 cites·10 claims
- 1889US7306454B2Front-mountable injection molding nozzleMOLD MASTERS LTD·Filed 2005·Granted Dec 11, 2007·12 cites·26 claims
- 1989US6971869B2Injection molding nozzleMOLD MASTERS LTD·Filed 2004·Granted Dec 6, 2005·18 cites·41 claims
- 2089US6887418B2Post mold cooling of preformsMOLD MASTERS LTD·Filed 2002·Granted May 3, 2005·30 cites·14 claims
- 2188US6638053B2Compact cartridge hot runner nozzleMOLD MASTERS LTD·Filed 2001·Granted Oct 28, 2003·16 cites·5 claims
- 2288US5028227AInjection molding nozzle with replaceable gate insertMOLD MASTERS LTD·Filed 1988·Granted Jul 2, 1991·88 cites·6 claims
- 2388US4705473ADual feed bushing for multi-cavity injection moldingMOLD MASTERS LTD·Filed 1986·Granted Nov 10, 1987·58 cites·3 claims
- 2487US7303720B2Melt transfer device for a stack molding apparatusMOLD MASTERS LTD·Filed 2005·Granted Dec 4, 2007·10 cites·20 claims
- 2587US7223092B2Nozzle tip and sealMOLD MASTERS LTD·Filed 2006·Granted May 29, 2007·8 cites·21 claims
- 2687US7210917B2Two position double injection molding apparatusMOLD MASTERS LTD·Filed 2003·Granted May 1, 2007·43 cites·20 claims
- 2787US7189071B2Telescopic manifold nozzle sealMOLD MASTERS LTD·Filed 2004·Granted Mar 13, 2007·24 cites·19 claims
- 2887US7122145B2Method and apparatus for distributing melt in a multi-level stack moldMOLD MASTERS LTD·Filed 2004·Granted Oct 17, 2006·20 cites·19 claims
- 2987US6884061B2Metering device for a nozzle of an injection molding apparatusMOLD MASTERS LTD·Filed 2002·Granted Apr 26, 2005·26 cites·21 claims
- 3087US6835060B2Gate assembly for reducing drooling of melt from a sprue barMOLD MASTERS LTD·Filed 2002·Granted Dec 28, 2004·29 cites·19 claims
- 3187US6405785B1Injection molding component with heating element and method of makingMOLD MASTERS LTD·Filed 2000·Granted Jun 18, 2002·33 cites·3 claims
- 3287US5695793AInjection molding valve member with head and neck portionsMOLD MASTERS LTD·Filed 1996·Granted Dec 9, 1997·61 cites·4 claims
- 3386US7255555B2Small pitch molding manifoldMOLD MASTERS LTD·Filed 2005·Granted Aug 14, 2007·9 cites·22 claims
- 3486US5658604AInjection molding carbide torpedoMOLD MASTERS LTD·Filed 1996·Granted Aug 19, 1997·64 cites·4 claims
- 3586US4793795AInjection molding system having clamped rotatable nozzles and methodMOLD MASTERS LTD·Filed 1987·Granted Dec 27, 1988·58 cites·4 claims
- 3686US4747770AFluid cooled hydraulic actuating mechanism for injection moldingMOLD MASTERS LTD·Filed 1986·Granted May 31, 1988·53 cites·5 claims
- 3785US7179081B2Front-mountable, edge-gating nozzleMOLD MASTERS LTD·Filed 2004·Granted Feb 20, 2007·26 cites·21 claims
- 3885US7131834B2Valve pin adjustment deviceMOLD MASTERS LTD·Filed 2003·Granted Nov 7, 2006·26 cites·20 claims
- 3985US6852265B2Method for distributing melt in a multi-level stack moldMOLD MASTERS LTD·Filed 2003·Granted Feb 8, 2005·19 cites·5 claims
- 4085US6688875B2Nozzle end for multiple tipped injection molding nozzleMOLD MASTERS LTD·Filed 2002·Granted Feb 10, 2004·19 cites·15 claims
- 4185US6561789B2Compact cartridge hot runner nozzleMOLD MASTERS LTD·Filed 2001·Granted May 13, 2003·13 cites·6 claims
- 4284US7175420B2Valve gated injection molding system with independent flow controlMOLD MASTERS LTD·Filed 2004·Granted Feb 13, 2007·20 cites·24 claims
- 4384US6860732B2Thermal seal between manifold and nozzleMOLD MASTERS LTD·Filed 2003·Granted Mar 1, 2005·22 cites·30 claims
- 4484US6302680B1Injection molding apparatus with removable nozzle sealMOLD MASTERS LTD·Filed 1999·Granted Oct 16, 2001·58 cites·16 claims
- 4584US5334010AValve gated injection molding apparatus with a spring in the pistonMOLD MASTERS LTD·Filed 1994·Granted Aug 2, 1994·52 cites·6 claims
- 4683US7192268B2Metering device for a nozzle of a hot runner injection molding apparatusMOLD MASTERS LTD·Filed 2005·Granted Mar 20, 2007·6 cites·20 claims
- 4783US7137807B2Hot runner nozzle with a tip, a tip surrounding piece and an alignment pieceMOLD MASTERS LTD·Filed 2003·Granted Nov 21, 2006·21 cites·59 claims
- 4883US7137806B2Thermally balanced hot runner nozzleMOLD MASTERS LTD·Filed 2001·Granted Nov 21, 2006·20 cites·17 claims
- 4983US6030202AInjection molding three portion gate and cavity insertMOLD MASTERS LTD·Filed 1998·Granted Feb 29, 2000·54 cites·4 claims
- 5083US5955121AInjection molding apparatus with insert secured through the manifold to a nozzleMOLD MASTERS LTD·Filed 1997·Granted Sep 21, 1999·49 cites·10 claims
Showing the top 50 of 168 patent records by PatentIndex Score.
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