Nitrojection Corporation
15Patents
0Active
15Granted
30Portfolio score
Filing activity: Mar 14, 1990 → Mar 19, 1999
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5127814A | Apparatus for producing a fluid-assisted injection molded product | Performing Operations; Transporting | 43 | Expired |
| US5151278A | Plastic injection molding nozzle with gas assist | Performing Operations; Transporting | 35 | Expired |
| US5198238A | Apparatus having an in-the-mold gas injection pin | Performing Operations; Transporting | 29 | Expired |
| US5164200A | Nozzle for gas assisted injection molding | Performing Operations; Transporting | 23 | Expired |
| US5198240A | Pressurization control unit for a gas-assisted injection molding machine | Performing Operations; Transporting | 21 | Expired |
| US5080570A | Miniaturized for gas-assisted injection molding | Performing Operations; Transporting | 20 | Expired |
| US5112563A | Process of injection molding with pressurized gas assist | Emerging Cross-Sectional Technologies | 20 | Expired |
| US5256047A | Gas assisted injection molding apparatus utilizing sleeve and pin arrangement | Performing Operations; Transporting | 15 | Expired |
| US5096655A | Method for injection molding | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6221306A | Pin-in-sleeve device for in-article gas assisted injection molding | Performing Operations; Transporting | 10 | Expired |
| US5049056A | Gas supply sprue bushing for injection molding machines | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5302339A | Method for gas assisted injection molding with pin and sleeve mechanism | Performing Operations; Transporting | 9 | Expired |
| US5174932A | Process for gas assisted injection molding | Performing Operations; Transporting | 7 | Expired |
| US5464342A | Pin in barrel injection molding nozzle using short pin | Performing Operations; Transporting | 7 | Expired |
| USRE35705E | Gas assisted injection molding apparatus utilizing sleeve and pin arrangement | General | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.