Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640454 | System and method for access field verification | Steven B. Lipner, David M. Balenson, Stephen T. Walker | 1997-06-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640454 | System and method for access field verification | Steven B. Lipner, David M. Balenson, Stephen T. Walker | 1997-06-17 |