Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6923647 | Method for removing a dental crown and apparatus therefor | Jack Goodman, Abraham Ingber | 2005-08-02 |
| 4842791 | Extrusion apparatus and process for production of multilayer film containing an inner barrier layer | Robert A. Luecke | 1989-06-27 |
| 4804510 | Filtering system for use in coextrusion apparatus and method of use | Robert A. Luecke, Paul CURTIN | 1989-02-14 |
| 4643927 | Tubular, multi-layer film and method of making | Robert A. Luecke | 1987-02-17 |