Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4962134 | Dental impression material | Werner Kuhlmann | 1990-10-09 |
| 4891390 | Dental impression material | Werner Kuhlmann | 1990-01-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4962134 | Dental impression material | Werner Kuhlmann | 1990-10-09 |
| 4891390 | Dental impression material | Werner Kuhlmann | 1990-01-02 |