Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10807885 | Low energy nitrogen removal wetland technology | Kenneth J. Williamson, Jamie HUGHES, David G. Austin | 2020-10-20 |
| 10730773 | Aerated racetrack wetland system for treating wastewater | Mohammad Hosein Mozaffari, Ehsan Shafiepour, Gholamreza Rakhshandehroo, Ahmad Mirbagheri Firozabad | 2020-08-04 |
| 10526222 | Wastewater purification device and utilizations | Stephane Troesch, Esser Dirk, Dion Van Oirschot | 2020-01-07 |
| 9401343 | Method of processing a semiconductor wafer | Achim Gratz, Tobias Jacobs | 2016-07-26 |
| 8994148 | Device bond pads over process control monitor structures in a semiconductor die | Achim Gratz, Tobias Jacobs | 2015-03-31 |
| 8872341 | Semiconductor structure having metal oxide or nirtride passivation layer on fill layer and method for making same | Gerald Dallmann, Heike Rosslau, Norbert Urbansky | 2014-10-28 |
| 6652743 | System and method for removing pollutants from water | Paul E. Lambrecht | 2003-11-25 |
| 6576130 | Absorption field reclamation and maintenance system | — | 2003-06-10 |
| 6406627 | Method for removing pollutants from water | — | 2002-06-18 |
| 6200469 | System for removing pollutants from water | — | 2001-03-13 |