Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4389496 | Thixotropic formulations of silicone pastes for impressions of teeth and mucous membrane | Hans-Hermann Schulz, Reiner Voigt, Michael Walkowiak | 1983-06-21 |
| 4369262 | Dental material based on crosslinked plastic and polymerizable binder | Michael Walkowiak, Wolfgang Podszun, Carlhans Suling, Hans-Hermann Schulz | 1983-01-18 |
| 4308190 | Dental materials based on organic plastics in paste form | Michael Walkowiak, Wolfgang Podszun, Carlhans Suling, Hans-Hermann Schulz | 1981-12-29 |
| 4302376 | Dental materials which are opaque to X-rays and are based on organic plastics in paste form | Michael Walkowiak, Wolfgang Podszun, Carlhans Suling, Hans-Hermann Schulz | 1981-11-24 |