Dueker; Todd A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Dueker; Todd A..The latest application filed is for "lottery game tickets and methods for making same".
- Dueker; Todd A. - Camillus NY
| Patent | Date |
|---|---|
| Lottery game tickets and methods for making same Grant 7,303,134 - Ehrhart , et al. December 4, 2 | 2007-12-04 |
| Lottery game tickets and methods for making same App 20040182928 - Ehrhart, Michael A. ; et al. | 2004-09-23 |
| Lottery game tickets and methods for making same Grant 6,752,319 - Ehrhart , et al. June 22, 2 | 2004-06-22 |
| Methods for processing security documents Grant 6,419,157 - Ehrhart , et al. July 16, 2 | 2002-07-16 |
| Scratch-off material sensor system for lottery game tickets App 20020084327 - Ehrhart, Michael A. ; et al. | 2002-07-04 |
| Material detection systems for security documents Grant 6,405,929 - Ehrhart , et al. June 18, 2 | 2002-06-18 |
| Lottery game tickets and methods for making same App 20020053597 - Ehrhart, Michael A. ; et al. | 2002-05-09 |
| Apparatuses for processing security documents Grant 6,304,660 - Ehrhart , et al. October 16, 2 | 2001-10-16 |
| Security document voiding system Grant 6,186,404 - Ehrhart , et al. February 13, 2 | 2001-02-13 |
| Lottery game ticket processing apparatus Grant 6,155,491 - Dueker , et al. December 5, 2 | 2000-12-05 |
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