Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5959871 | Programmable analog array circuit | Edmund Pierzchala | 1999-09-28 |
| 5730151 | Tooth contact sensing apparatus and method | John D. Summer, Edmund Pierzchala | 1998-03-24 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5959871 | Programmable analog array circuit | Edmund Pierzchala | 1999-09-28 |
| 5730151 | Tooth contact sensing apparatus and method | John D. Summer, Edmund Pierzchala | 1998-03-24 |