Issued Patents All Time
Showing 51–74 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672768 | Low-odor, higher molecular weight polyether polyols, a process for producing them, and their use for the production of polymers, cosmetics and pharmaceutical products synthesized from polyether polyols | Gundolf Jacobs, Joel Leuridan | 1997-09-30 |
| 5652319 | Low-odor, higher molecular weight polyether polyols, a process for producing them, and their use for the production of polymers, cosmetics and pharmaceutical products synthesized from polyether polyols | Gundolf Jacobs, Joel Leuridan | 1997-07-29 |
| 5635159 | Aerosol drug formulations containing polyglycolyzed glycerides | Mou-Ying Fu Lu, Akwete L. Adjei | 1997-06-03 |
| 5635161 | Aerosol drug formulations containing vegetable oils | Akwete L. Adjei, Dennis Lee | 1997-06-03 |
| 5625045 | Process for the production of low viscosity high functionality, light colored polyethers based on sucrose | Hans-Joachim Sandhagen, Werner Betz, Ulrich Leyrer, Martin Hoppe | 1997-04-29 |
| 5591451 | Oil-based tableting method | Francisco Alvarez, Susan J. Semla | 1997-01-07 |
| 5563061 | Method for reproducing conifers by somatic embryogenesis using a maltose enriched maintenance medium | — | 1996-10-08 |
| 5482857 | Method for reproducing douglas-fir by somatic embryogenesis | Gerald S. Pullman | 1996-01-09 |
| 5468783 | Modified aromatic polyisocyanates and their use for the production of rigid foamed materials | Herbert Gebauer, Christian König | 1995-11-21 |
| 5426126 | Liquid, light-colored polyisocyanate mixtures and a process for their production | Herbert Gebauer, Martin Hoppe, Rolf Wiedermann | 1995-06-20 |
| 5424386 | Modified aromatic polyisocyanates and their use for the production of rigid foamed materials | Herbert Gebauer, Christian König | 1995-06-13 |
| 5360863 | Radiation curable compositions and their use | Jurgen Meixner, Wolfgang Fischer | 1994-11-01 |
| 5294549 | Method for reproducing conifers by somatic embryogenesis using mixed growth hormones for embryo culture | Gerald S. Pullman | 1994-03-15 |
| 5236841 | Method for reproducing conifers by somatic embryogenesis using stepwise hormone adjustment | Gerald S. Pullman | 1993-08-17 |
| 5175349 | Stabilization of organic polyisocyanates | Christian König, Hans-Jurgen Rabe, Hans-Wilhelm Engels, Wilfried Nolte, Chiraranjan Podder | 1992-12-29 |
| 5105019 | Process for the removal of catalysts for polyether polyols | Hans-Joachim Sandhagen, Heinz Jorg Rosenbaum | 1992-04-14 |
| 5041382 | High concentration enrichment of conifer embryonal cells | Gerald S. Pullman | 1991-08-20 |
| 5036007 | Method for reproducing coniferous plants by somatic embryogenesis using abscisic acid and osmotic potential variation | Gerald S. Pullman | 1991-07-30 |
| 5034326 | Method for reproducing coniferous plants by somatic embryogenesis using adsorbent materials in the development stage media | Gerald S. Pullman | 1991-07-23 |
| 5028636 | Liquid polyisocyanate mixtures, a process for their preparation, and their use in the preparation of polyurethane foams | Herbert Gebauer, Gerhard Heilig, Rolf Wiedermann | 1991-07-02 |
| 5006599 | Use of 3,5-di-tert-butyl-4-hydroxyphenylpropionic acid for stabilizing polyether polyols | Hans-Wilhelm Engels, Hansjurgen Rabe | 1991-04-09 |
| 4973414 | Polyethers, process for their preparation and lubricants containing these polyethers | Dittmar Nerger, Karl-Heinz Hentschel, Christian Rasp, Siegfried Kussi | 1990-11-27 |
| 4957866 | Method for reproducing coniferous plants by somatic embryogenesis | Gerald S. Pullman | 1990-09-18 |
| 4482750 | Process for removing alkaline catalysts from polyether polyols | Hartmut Hetzel, Roland Nast, Herbert Echterhof, Ulrich Brocker | 1984-11-13 |