Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5420170 | Preparation of flexible, soft polyurethane foams having viscoelastic, structure-borne soundproofing properties, and polyoxyalkylene-polyol mixtures which can be used for this purpose | Heinz-Dieter Lutter, Reinhard Leppkes, Peter Horn, Walter Decker, Werner Hinz | 1995-05-30 |
| 5059633 | Preparation of flexible polyurethane foams having low compressive strength and block polyoxypropylenepolyoxyethylenepolyol mixtures which can be used for this purpose | Heinz-Dieter Lutter, Werner Hinz, Walter Decker, Reinhard Leppkes, Erhard Reich +2 more | 1991-10-22 |