Issued Patents All Time
Showing 25 most recent of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6624219 | Surface active random radical (co)polymer and dispersion method for using the same | Robert Heger, Wolfgang Schrof, Michael Seufert, Helmut Auweter, Walter Machtle +6 more | 2003-09-23 |
| 6494924 | Precipitated water-insoluble colorants in colloid disperse form | Helmut Auweter, Heribert Bohn, Robert Heger, Bernd Siegel, Karl Siemensmeyer | 2002-12-17 |
| 6458745 | Solid phytosanitary agent | Frank Runge, Georg Konrad Zwissler, Lutz End, Reiner Kober, Karl-Heinrich Schneider +6 more | 2002-10-01 |
| 6447836 | Method for optimizing lacquers | Wolfgang Schrof, Reinhold Schwalm, Uwe Meisenburg, Andreas Pfau | 2002-09-10 |
| 6375873 | Process and apparatus for producing stably fine-particle powders | Christian Lockemann, Erik Luddecke | 2002-04-23 |
| 6287615 | Use of solubilized carotenoid preparations for coloring food preparations | Frank Runge, Georg Konrad Zwissler, Lutz End, Loni Schweikert | 2001-09-11 |
| 6271396 | Use of organosulfur compounds for effecting a bathocromic shift in the UV/vis absorption bands of carotenoids | Helmut Auweter, Heribert Bohn, Klaus Kramer, Joachim Paust, Horst Weiss | 2001-08-07 |
| 5968251 | Production of carotenoid preparations in the form of coldwater-dispersible powders, and the use of the novel carotenoid preparations | Helmut Auweter, Heribert Bohn, Herbert Haberkorn, Erik Luddecke, Volker Rauschenberger | 1999-10-19 |
| 5949532 | Method and apparatus for Raman correlation spectroscopy | Wolfgang Schrof, Jurgen Klingler | 1999-09-07 |
| 5815262 | Apparatus for parallelized two-photon fluorescence correlation spectroscopy (TPA-FCS), and the use thereof for screening active compounds | Wolfgang Schrof, Jurgen Klingler, Elmar Mayer | 1998-09-29 |
| 5700471 | Production of fine particle dye or drug preparations | Lutz End, Erik Lueddecke | 1997-12-23 |
| 5486904 | Method for determining resin particles in paper stocks | Erik Lueddecke, Alfred Gierulski, Thomas Kroehl, Primoz Lorencak | 1996-01-23 |
| 5453447 | Preparation of stable injectable .beta.-carotene solubilizates | Lutz End, Erik Lueddecke, Jachim U. Schneider, Peter P. Hoppe, Friedrich-Wilhelm Rensmann | 1995-09-26 |
| 5118511 | Aqueous or pulverulent, water-dispersible preparation of a sparingly water-soluble pharmaceutical active compound and its preparation | Reinhard Spengler | 1992-06-02 |
| 5011279 | Fiber-optical sensor | Helmut Auweter, Dieter Lilge, Juergen Wortmann | 1991-04-30 |
| 4950654 | Hydrophilic theophylline powder formulation and its preparation | Goetz Krueger, Reinhard Spengler | 1990-08-21 |
| 4935245 | Pulverulent, water-dispersible preparation of a sparingly water-soluble pharmaceutical active compound and its preparation | Reinhard Spengler | 1990-06-19 |
| 4844934 | Preparation of finely divided, water-dispersable carotenoid formulations | Erik Lueddecke | 1989-07-04 |
| 4752131 | Laser-optical arrangement for measuring the degree of dispersion in flowing systems | Josef Eisenlauer, Walter Ditter, Heinz Eipel | 1988-06-21 |
| 4726955 | Preparation of finely divided, pulverulent carotenoid preparations | Hans-Juergen Quadbeck-Seeger, Peter Schaefer, Wolfgang Haehnlein | 1988-02-23 |
| 4666948 | Preparation of resilient melamine foams | Frank P. Woerner, Peter Neumann, Harald Mahnke, Josef Lamprecht, Gerhard Turznik +3 more | 1987-05-19 |
| D289101 | Boot | — | 1987-04-07 |
| 4637716 | Fiber-optical Doppler anemometer | Helmut Auweter, Erik Lueddecke | 1987-01-20 |
| 4576723 | Estimation of the degree of dispersion in flowing concentrated dispersions | Josef Eisenlauer, Manfred Neuwirth | 1986-03-18 |
| D280461 | Scuff | — | 1985-09-10 |