Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7151184 | Preparation of phthalic anhydride | Sebastian Storck, Frank Rosowski, Michael Baier, Andreas Tenten | 2006-12-19 |
| 6239074 | Substituted 3-phenyluracils | Ralf Klintz, Peter Schaefer, Gerhard Hamprecht, Elisabeth Heistracher, Karl-Otto Westphalen +4 more | 2001-05-29 |
| 5371268 | Ortho-substituted benzyl esters of cyclopropanecarboxylic acids | Franz Schuetz, Hubert Sauter, Norbert Goetz, Jochen Wild, Reinhard Doetzer +4 more | 1994-12-06 |
| 5280118 | Trifluoro-and chlorodifluoromethoxy-1,3,5-triazines | Gerhard Hamprecht, Horst Mayer | 1994-01-18 |
| 5255143 | Means for visualization of rotary movement in tape cassettes | — | 1993-10-19 |
| 5237063 | Trifluoro- and chlorodifluoromethoxypyrimidines and the preparation thereof | Gerhard Hamprecht | 1993-08-17 |
| 5194610 | Trifluoro- and chlorodifluoromethoxy-1,3,5-triazines and the preparation thereof | Gerhard Hamprecht, Horst Mayer | 1993-03-16 |
| 4618371 | Coating materials which contain .alpha.-hydroxyketones as antiskimming agents | Wolfram Weiss, Wolf-Dieter Balzer, Rolf Fikentscher, Guenther Immel | 1986-10-21 |
| D276910 | Magnetic tape cassette or similar article | Emil Lohrer, Guenter Hirsch | 1984-12-25 |
| 4371636 | Preparation of copolymer dispersions having a narrow particle size distribution, and exhibiting dilatant flow over a broad range of concentrations | Dieter Distler, Gerhard Welzel | 1983-02-01 |