Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10881989 | Self-cleaning, groutless, filter underdrain | Dean T. Berkebile, Scott R. Cable, John L. Geibel, Howard J. Sweeney, Robert Lee Wiley, Jr. | 2021-01-05 |
| 10881990 | Filter media retainer and underdrain system having a filter media retainer | John L. Geibel, Howard J. Sweeney, Robert Lee Wiley, Jr. | 2021-01-05 |
| 10478757 | Grout bridge for filter underdrain blocks | David E. Roeser | 2019-11-19 |
| 10022654 | Gas-liquid distribution technique for water or wastewater filters using underdrains | Dean T. Berkebile, Brian J. Bates | 2018-07-17 |
| 6595442 | Method and apparatus for mulching waste | Maxwell Roper | 2003-07-22 |
| 6597774 | System and method for providing an alert during communications | Teresa C. Jennings | 2003-07-22 |
| 6523930 | Ink jet printer with cleaning mechanism using laminated polyimide structure and method cleaning an ink jet printer | Todd R. Griffin, Ravi Sharma, John R. Debesis, Larry L. Lapa, Edwin A. Mycek | 2003-02-25 |
| 5299082 | Actuator assembly with compensated outer arms | Raiu S. Ananth, Adolf L. Fick | 1994-03-29 |
| 4748988 | Wear monitoring | Michael Kumar | 1988-06-07 |
| 4496055 | Apparatus for forming groups of cigarettes | Dennis Hinchcliffe | 1985-01-29 |
| 4359152 | Production line flow control | Jerzy W. Czoch, Douglas J. W. Seagrove, Martin D. Morgan | 1982-11-16 |
| 4274530 | Packet handling apparatus | David C. M. Carter, George C. Leigh, Barry G. Applegate, Martin D. Morgan | 1981-06-23 |
| 4233598 | Emergency stop circuit monitoring system | Gerald A. Hales | 1980-11-11 |