Assignee
NITROJECTION CORP
US·15 granted patents·366 citations·filing 1990–1999
Top patents by PatentIndex Score
15 records- 0184US5151278APlastic injection molding nozzle with gas assistNITROJECTION CORP·Filed 1991·Granted Sep 29, 1992·46 cites·19 claims
- 0284US5127814AApparatus for producing a fluid-assisted injection molded productNITROJECTION CORP·Filed 1990·Granted Jul 7, 1992·61 cites·25 claims
- 0378US5198238AApparatus having an in-the-mold gas injection pinNITROJECTION CORP·Filed 1991·Granted Mar 30, 1993·42 cites·24 claims
- 0471US5198240APressurization control unit for a gas-assisted injection molding machineNITROJECTION CORP·Filed 1991·Granted Mar 30, 1993·32 cites·25 claims
- 0570US5164200ANozzle for gas assisted injection moldingNITROJECTION CORP·Filed 1991·Granted Nov 17, 1992·31 cites·20 claims
- 0670US5112563AProcess of injection molding with pressurized gas assistNITROJECTION CORP·Filed 1990·Granted May 12, 1992·31 cites·18 claims
- 0765US5080570AMiniaturized for gas-assisted injection moldingNITROJECTION CORP·Filed 1990·Granted Jan 14, 1992·27 cites·24 claims
- 0857US5096655AMethod for injection moldingNITROJECTION CORP·Filed 1990·Granted Mar 17, 1992·16 cites·23 claims
- 0954US6221306B1Pin-in-sleeve device for in-article gas assisted injection moldingNITROJECTION CORP·Filed 1999·Granted Apr 24, 2001·16 cites·21 claims
- 1054US5256047AGas assisted injection molding apparatus utilizing sleeve and pin arrangementNITROJECTION CORP·Filed 1991·Granted Oct 26, 1993·18 cites·27 claims
- 1146US5049056AGas supply sprue bushing for injection molding machinesNITROJECTION CORP·Filed 1990·Granted Sep 17, 1991·14 cites·20 claims
- 1245US5302339AMethod for gas assisted injection molding with pin and sleeve mechanismNITROJECTION CORP·Filed 1992·Granted Apr 12, 1994·10 cites·16 claims
- 1339US5174932AProcess for gas assisted injection moldingNITROJECTION CORP·Filed 1991·Granted Dec 29, 1992·10 cites·26 claims
- 1428USRE35705EGas assisted injection molding apparatus utilizing sleeve and pin arrangementNITROJECTION CORP·Filed 1995·Granted Dec 30, 1997·3 cites·28 claims
- 1526US5464342APin in barrel injection molding nozzle using short pinNITROJECTION CORP·Filed 1993·Granted Nov 7, 1995·9 cites·19 claims
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