Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6272212 | Telephone intercept apparatus and method for intercepting an outgoing telephone number | David Sandler | 2001-08-07 |
| 6038035 | Method and apparatus for substitute original documents | — | 2000-03-14 |
| 5003405 | Method and apparatus for transmitting verified copy of a document over distances and to substitute for original document | — | 1991-03-26 |