Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882362 | Foamed microbeads and a process for their preparation | Norbert Weimann, Ulrich Nehen, Walter Schafer | 1989-11-21 |
| 4804687 | Foamed microbeads and a process for their preparation | Norbert Weimann, Ulrich Nehen, Walter Schafer | 1989-02-14 |
| 4761255 | Process for the continuous production of microcapsules | Gert Jabs, Bernd Koglin, Hildegard Schnoring | 1988-08-02 |
| 4668580 | Continuous production of microcapsule dispersions | Gert Jabs, Georg Wawra | 1987-05-26 |
| 4592957 | Microcapsules having walls of polyaddition products of water-insoluble polyamines with water-soluble polyisocyanate adducts | Norbert Weimann, Ulrich Nehen, Hanns P. Muller, Gert Jabs, Albert Awater +1 more | 1986-06-03 |
| 4517141 | Production of microcapsules having walls of polyaddition products of water-insoluble polyamines with water-soluble polyisocyanate adducts | Norbert Weimann, Ulrich Nehen, Hanns P. Muller, Gert Jabs, Albert Awater +1 more | 1985-05-14 |
| 4489017 | Spray drying of microcapsule dispersions | Heinrich Alberts, Gert Jabs, Christian Wegner | 1984-12-18 |
| 4428978 | Concentrated microcapsule suspensions for reaction copying papers | Gert Jabs, Gunther Baatz, Manfred Bock, Artur Haus, Christian Wegner | 1984-01-31 |
| 4428983 | Process for the production of microcapsules | Ulrich Nehen, Manfred Hajek, Norbert Weimann | 1984-01-31 |
| 4412959 | Process for the production of microcapsules | Christian Wegner, Gert Jabs | 1983-11-01 |
| 4404251 | Copying systems, a process for their production, and suitable printing inks for both offset and book printing | Gert Jabs, Artur Haus, Ulrich Nehen, Klaus Rath, Norbert Weimann | 1983-09-13 |
| 4402725 | Fertilizers | Harold Heller, Dietmar Schapel, Claus Hentschel | 1983-09-06 |
| 4402856 | Microcapsules with a defined opening temperature, a process for their production and their use | Hildegard Schnoring, Bruno Bomer | 1983-09-06 |
| 4379071 | Process for the production of microcapsules | Hildegard Schnoring, Gottfried Pampus | 1983-04-05 |
| 4356275 | Aminoplast foams | Kuno Wagner, Hanns P. Muller | 1982-10-26 |
| 4342798 | Process for production of flame resistant foam | Hans-Walter Illger, Alberto C. Gonzalez-Dorner | 1982-08-03 |
| 4324817 | Process for making carbonless copying paper | Gert Jabs, Christian Wegner | 1982-04-13 |
| 4299723 | Microcapsules and their preparation | Gert Jabs, Bernd Koglin, Hildegard Schnoring, Kurt Riecke | 1981-11-10 |
| 4288559 | Flame resistant foam | Hans-Walter Illger, Alberto C. Gonzalez-Dorner | 1981-09-08 |
| 4253682 | Pressure-sensitive copying paper sheets | Gunther Baatz, Walter Schafer, Kurt Findeisen | 1981-03-03 |
| 4193889 | Microencapsulation with modified aliphatic polyisocyanates | Gunther Baatz, Walter Schafer | 1980-03-18 |