Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4892385 | Sheet-material authenticated item with reflective-diffractive authenticating device | John P. Russell | 1990-01-09 |
WJ
William M. Webster, Jr.
Overall (All Time): #3,893,709 of 4,157,543Top 95%
1
Patents All Time