Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6421525 | Enhanced learning aid | — | 2002-07-16 |
| D316471 | Credit and debit authorization panel or similar article | Donald P. Austin, Albert L. Lawrence | 1991-04-23 |
| D309144 | Gasoline dispensing unit or similar article | Donald P. Austin, Albert L. Lawrence, James E. Sacherman | 1990-07-10 |
| D306719 | Credit and debit authorization island card reader panel or similar article | Donald P. Austin, Albert L. Lawrence, James E. Sacherman | 1990-03-20 |