Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5412194 | Robust coding system | Hartvig E. Melbye | 1995-05-02 |
| 4784819 | Method of injection molding of plastic parts utilizing an accumlator chamber and valve chamber between the plasticizer and mold | — | 1988-11-15 |
| 4450411 | Automatic calibration system for signal amplifier circuits | — | 1984-05-22 |
| 4313720 | Parison transfer means | — | 1982-02-02 |
| 4310282 | Delay stretch and blow machine system | Robert J. Duga | 1982-01-12 |
| 4261949 | Process for formation of molecularly oriented plastic bottles | Robert J. Duga | 1981-04-14 |
| 4233021 | Plastic bottle forming machine | — | 1980-11-11 |