Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10822864 | Compliant hermetic seal system for flat glass panel assembly | — | 2020-11-03 |
| 10207210 | High flow disc filter | William E. Davis | 2019-02-19 |
| 9366071 | Low-friction spacer system for vacuum insulated glass | — | 2016-06-14 |
| 9339745 | Trash tolerant filter support for a disc filter | William E. Davis | 2016-05-17 |
| 9028692 | High flow disc filter | William E. Davis | 2015-05-12 |
| 9023208 | Disc filter | William E. Davis | 2015-05-05 |
| 8808542 | Disc filter | William E. Davis | 2014-08-19 |
| 8801929 | Trash tolerant filter support for a disc filter | William E. Davis | 2014-08-12 |
| 8118175 | Venting device for a disc filter | William E. Davis | 2012-02-21 |
| 7862014 | Hybrid diffuser system headloss balancing | John Lechner, Lawrence B. Ratzlow | 2011-01-04 |
| 7569147 | Screening of inert solids from a low-yield wastewater treatment process | Betty-Ann Curtis, Marc E. Roehl, Michael L. Doyle | 2009-08-04 |
| 7243912 | Aeration diffuser membrane slitting pattern | Tieniu Chen | 2007-07-17 |
| 5976365 | Biomass growth control apparatus for fluid bed biological reactor | — | 1999-11-02 |
| 5766491 | Backflow prevention system for media bed reactor | Eugene E. Mazewski, Robert Hines | 1998-06-16 |
| 5766484 | Dissolved gas floatation device | William H. Boyle, Charles S. Applegate | 1998-06-16 |
| 5538635 | Method for dissolving gas in liquid including pressurized bubble contactor in sidestream | Eugene E. Mazewski, Richard E. Speece | 1996-07-23 |
| 5454938 | Bed height sensing device for biological reactor | Michael L. Doyle, Eugene E. Mazewski | 1995-10-03 |
| 5411660 | Apparatus for dissolving gas in liquid including pressurized bubble contactor in sidestream | Eugene E. Mazewski, Richard E. Speece | 1995-05-02 |
| 5372712 | Biomass growth control apparatus for fluid bed biological reactor | — | 1994-12-13 |
| 5296200 | Apparatus for venting excess gas bubbles from a bubble contactor | — | 1994-03-22 |
| 5296201 | Apparatus for venting a pressurized bubble contactor | — | 1994-03-22 |
| 4378974 | Start-up method for coal gasification plant | Khosrow Farnia | 1983-04-05 |
| 4373908 | Kiln shell nozzle with annular fluid delivery | Walter J. Hartwig | 1983-02-15 |
| 4373909 | Gas injecting kiln shell nozzle with particle entry barriers | Thomas J. Gill | 1983-02-15 |