Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6524413 | Preservation mat board | Martin E. Dowzall | 2003-02-25 |
| 6342145 | Process for manufacturing multi-colored picture frames | Vazgen Houssian, Ralph Archibald Jones, Ron Berhardt | 2002-01-29 |
| 5651627 | Nib conversion unit | Martin E. Dowzall, Vazgen Houssian | 1997-07-29 |
| 4391853 | Methods of making adhesive articles and resulting products | — | 1983-07-05 |