Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8371561 | Aeration diffuser assembly end seal | Anders G. Berfner, Per Porath | 2013-02-12 |
| 8002249 | Strip diffuser | Thomas J. Casper, Mark A. Schoenenberger, Brad D. Laubenstein, Joseph G. Krall, Neil S. Tischler | 2011-08-23 |
| 7255333 | Strip diffuser | Thomas J. Casper, Mark A. Schoenenberger, Brad D. Laubenstein, Joseph G. Krall | 2007-08-14 |
| 6495036 | Diffuser for ozone disinfection of water | Christopher Schulz | 2002-12-17 |
| 4181409 | Aspheric lens series | Donald B. Whitney, John M. Young | 1980-01-01 |