Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879402 | (Methyl)acrylic acid derivatives containing urethane groups | Wolfgang Podszun, Jens Winkel, Carlhans Suling, Gerhard Klein | 1989-11-07 |
| 4870202 | (Meth)-acrylic acid derivatives of triisocyanates and their use | Carlhans Suling, Wolfgang Podszun, Jens Winkel | 1989-09-26 |
| 4868325 | (Meth)-acrylic acid derivatives of triisocyanates in dentistry | Wolfgang Podszun, Carlhans Suling, Jens Winkel | 1989-09-19 |
| 4843136 | (Meth)-acrylates of siloxanes containing tricyclodecane groups | Ottfried Schlak, Wolfgang Podszun, Jens Winkel | 1989-06-27 |