Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4980487 | Novel valepotriate hydrin containing medicines | Samuel David, Insa Hell, Klaus-Ulrich Wolf | 1990-12-25 |
| 4946541 | Press for forming an endless conveyor belt and for repairing a conveyor belt | Harald Fudickar | 1990-08-07 |
| 4917741 | Process and apparatus for making an endless conveyor belt, for joining ends of a belt and for repairing a belt | Harald Fudickar | 1990-04-17 |
| 4891384 | Valepotriate hydrin containing medicines used to treat uclers and motility disturbances | Samuel David, Insa Hell, Klau U. Wolf | 1990-01-02 |
| 4714709 | N-(2,10-dioxa-tricyclo-[5,3,1,0.sup.3,8 ]-undecane-5-yl)-tryptamine derivatives and medical compositions thereof | Samuel David, Ulrich Kuehl, Gerd Buschmann, Peter Flecker | 1987-12-22 |
| 4609100 | Clamping device for belts | Harald Fudickar | 1986-09-02 |
| 4557791 | Belt press with upper and lower bend compensators | Harald Fudickar | 1985-12-10 |
| 4554043 | Belt press with multiple press frames | Harald Fudickar | 1985-11-19 |
| 4526991 | 2,6-Dioxa-bicyclo-[2,2,2]-octane-7-yl-acetaldehydes | Samuel David | 1985-07-02 |
| 4426573 | PTC Heating element | Carl S. Fudickar | 1984-01-17 |
| 4423674 | Belt press with hose-type hydraulic force transmitter | — | 1984-01-03 |
| 4398991 | Heating platen for a belt press | — | 1983-08-16 |
| 4393766 | Belt press with hose-type actuator | — | 1983-07-19 |
| 4391819 | 2,9-Dioxa tricyclo [4,3,1,0.sup.3,7 ] decane compounds and process of making same | Samuel David | 1983-07-05 |
| 4388860 | Belt press with enclosed hydraulic actuator | — | 1983-06-21 |
| 4256642 | Pharmaceutically active 2,9-dioxatricyclo[4,3,1,0.sup.3,7 ] decanes | Akiji Asai | 1981-03-17 |
| 4242341 | 2,9-Dioxatricyclo [4,3,1,0.sup.3,7 ] decane derivatives and pharmaceutical compositions | Akiji Asai, Samuell David | 1980-12-30 |
| 4207331 | 2,9-Dioxatricyclo[4,3,1,0.sup.3,7 ]decane derivatives and pharmaceutical compositions thereof | Akiji Asai, Samuel David | 1980-06-10 |
| 4205083 | Cyclopentapyrans | — | 1980-05-27 |
| 4189437 | Pharmaceutically active 2,9-dioxatricyclo[4,3,1,0.sup.3,7 ]decanes | Akiji Asai | 1980-02-19 |
| 4182889 | Process for preparing 10-methyl-2,9-dioxatricyclo[4,3,1,0.sup.3,7 ] decanes | Akiji Asai, Ivan Ban, Samuel David | 1980-01-08 |