Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5552009 | Method for making optically readable media containing embossed information | Felix P. Shvartsman | 1996-09-03 |
| 5466319 | Method for making optically readable media containing embossed information | Felix P. Shvartsman | 1995-11-14 |