Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5531363 | Dispensing closure cartridge valve system | Richard A. Gross | 1996-07-02 |
| 5240155 | Closure with integral twist ring | Bruce M. Mueller | 1993-08-31 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5531363 | Dispensing closure cartridge valve system | Richard A. Gross | 1996-07-02 |
| 5240155 | Closure with integral twist ring | Bruce M. Mueller | 1993-08-31 |