Richter; Stephen B.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Richter; Stephen B..The latest application filed is for "lottery games having non-numeric characters".
- Richter; Stephen B. - Ambler PA
| Patent | Date |
|---|---|
| Lottery games having non-numeric characters App 20060017224 - Seidman; Frank ; et al. | 2006-01-26 |
| Method of playing a lottery game Grant 5,186,463 - Marin , et al. February 16, 1 | 1993-02-16 |
| Apparatus and method for generating number sets Grant 5,157,602 - Fields , et al. October 20, 1 | 1992-10-20 |
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