Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5136501 | Anonymous matching system | David L. Silverman | 1992-08-04 |
| 5077665 | Distributed matching system | David L. Silverman, Alfred Scholldorf | 1991-12-31 |
| 4289229 | Conveyor table slab stop arrangement | — | 1981-09-15 |