Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D931980 | Water treatment system | Terry L. Lautzenheiser, Zane Hoekstra, Terence Lup-ho Kwan, Wayne E. Visbeen, Cynthia Andreason +3 more | 2021-09-28 |
| D921834 | Filter for water treatment system | Terry L. Lautzenheiser, Paul E. Ritchey | 2021-06-08 |
| D921835 | Pre-filter for water treatment system | Terry L. Lautzenheiser, Daniel L. Schlenk | 2021-06-08 |
| D921836 | Filter assembly for water treatment system | Terry L. Lautzenheiser, Paul E. Ritchey, Daniel L. Schlenk | 2021-06-08 |