Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5090584 | Multi-function cup lid | Clifford J. Roberts, Edward E. Batson | 1992-02-25 |
| 5045255 | Method for continuously forming open-mouthed foamed plastic containers by blow molding techniques | — | 1991-09-03 |
| 4877391 | Apparatus for scoring rigid plastic sheet material | Edward E. Batson | 1989-10-31 |
| 4828137 | Plastic closure with score lines | Edward E. Batson | 1989-05-09 |
| 4818461 | Method for scoring rigid plastic sheet material | Edward E. Batson | 1989-04-04 |
| D298918 | Container lid | — | 1988-12-13 |
| 4670352 | Tearable structure | — | 1987-06-02 |
| 4235579 | Synthetic plastics article manufacturing system | Edward E. Batson | 1980-11-25 |