Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4440389 | Sheet registration device | David W. Smith | 1984-04-03 |
| 4435718 | Ink drop printing system | Frederic L. Clark, Orville A. Kaffenberger, Jr., Suresh C. Paranjpe, David W. Smith | 1984-03-06 |