Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6286705 | Container having tapered sidewall made from sheet material and lid to seal same | Lewis H. Sita, Todd A. Stevens, David C. Ulstad, W. George Zeitler | 2001-09-11 |
| 6091054 | Heater plate and method for using same | Lewis H. Sita, Todd A. Stevens, David C. Ulstad, W. George Zeitler | 2000-07-18 |
| 6070507 | Method for punching a sealed package from first and second webs | Lewis H. Sita, Todd A. Stevens, David C. Ulstad, W. George Zeitler | 2000-06-06 |
| 5983607 | Heat sealer and method for using same | Lewis H. Sita, Todd A. Stevens, David C. Ulstad, W. George Zeitler | 1999-11-16 |