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.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →