Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6497360 | Prompt coupon reimbursement after coupon redemption | — | 2002-12-24 |
| 6233564 | Merchandising using consumer information from surveys | — | 2001-05-15 |
| 5483049 | Coupon exchanging and check writing system | — | 1996-01-09 |
| 5111927 | Automated recycling machine | — | 1992-05-12 |
| 4452444 | Rebound exerciser | — | 1984-06-05 |
| 4265170 | Solenoid actuated container crusher | — | 1981-05-05 |
| D256351 | Solenoid cylinder frame for reciprocating motor | — | 1980-08-12 |