Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10801907 | Pressure measuring device | — | 2020-10-13 |
| 9266992 | Polyurethane coating agent | — | 2016-02-23 |
| 9162197 | Mixing and metering device for mixing and metering chemicals | — | 2015-10-20 |
| 9133363 | Stabilized urethane based surface coating | — | 2015-09-15 |
| 9102605 | Stabilized 3,3 dialkoxy-1-propene-preparation | — | 2015-08-11 |
| 9073617 | Pipeline system and ballast water treatment system using same | — | 2015-07-07 |
| 9017560 | Method and device for treating ballast water with acrolein | — | 2015-04-28 |
| 8945378 | Apparatus for cleaning wastewater | — | 2015-02-03 |
| 8741112 | Anode device for an electro-flocculation cell | — | 2014-06-03 |
| 8721869 | Moving electrode electroflocculation process | — | 2014-05-13 |
| 8298410 | Filter and sterilization apparatus | — | 2012-10-30 |
| 7482394 | Antifouling coating | — | 2009-01-27 |
| 5624564 | Process for dehydration and concentration of sewage sludge | — | 1997-04-29 |
| 5338786 | Stabilized urethane based surface coating | — | 1994-08-16 |
| 4956092 | Method for concentrating/dehydrating of sewage sludge | — | 1990-09-11 |
| 4931442 | Stabilized aqueous folic acid preparation | — | 1990-06-05 |
| 4894463 | Process for preparing thiophene derivatives | — | 1990-01-16 |
| 4670561 | Process for obtaining hydrochloric salts of 2, 5, 6-triamino-4 (1h)-pyrimidinone | Gernot Dreesmann | 1987-06-02 |
| 4261882 | Method for the hydrolysis of milk protein | Willi Ellenberger, Harald Muller-Zitzke, Ludwig Mascher, Jr. | 1981-04-14 |
| 4181651 | Method for hydrolysis of casein using orthophosphorous acids or salts thereof and montmorillonite | Willi Ellenberger, Harald Muller-Zitzke, Ludwig Mascher, Jr. | 1980-01-01 |