Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5174901 | Liquid purifying system | — | 1992-12-29 |
| 4391713 | Reverse osmosis unit-degasifier system | — | 1983-07-05 |
| 4346923 | Apparatus for joining tubing | Robert J. Baker, Wyile W. Barrow, Jr., H. Daniel Doane | 1982-08-31 |
| 4344826 | Distillation system and process | — | 1982-08-17 |
| 4304638 | Distillation apparatus | — | 1981-12-08 |
| 4276177 | High efficiency filtration with impurity concentration and ultrafiltration rejection flow recirculation | — | 1981-06-30 |
| 4248672 | Distillation apparatus | — | 1981-02-03 |