Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9090829 | Apparatus for controlled blowing of asphalt | Jack Nelson Dunigan, Rocky C. Costello | 2015-07-28 |
| 7678340 | Esterification and transesterification systems, methods and apparatus | Philip L. Lichtenberger, Eric A. Gulliver | 2010-03-16 |
| 6471392 | Methods and apparatus for materials processing | Richard A. Holl | 2002-10-29 |
| 6099292 | Heater block with unitized removable heat conductive member | — | 2000-08-08 |
| 6045742 | Method for applying a differential heating to injection nozzle | — | 2000-04-04 |
| 5820900 | Heating device for an injection mold apparatus | — | 1998-10-13 |
| 5804228 | Minimum vestige nozzle assembly for plastics injection molding | Michael Kofsman, Charles Kroeger | 1998-09-08 |
| 5736171 | Fluid injecting nozzle having spaced projections | — | 1998-04-07 |
| 5716651 | Fluid injecting apparatus | — | 1998-02-10 |
| 5539857 | Heater block for injection molding with removable heat conductive member in groove in heater block | — | 1996-07-23 |
| 5513976 | Nozzle for heating and passing a fluid into a mold | — | 1996-05-07 |
| 5478230 | Back-to-back valve gate system | — | 1995-12-26 |
| 5474439 | Fluid injecting nozzle having spaced projections | — | 1995-12-12 |