Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5161790 | Device for opening bindery line signatures | — | 1992-11-10 |
| 4758849 | Hand-held ink jet with insertable cartridges | Michael J. Piatt | 1988-07-19 |
| 4748460 | Self-contained non-contact writing device | Michael J. Piatt | 1988-05-31 |