Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10151614 | Self-filling graduated cylinder system | David R. Krause, Patrick A. Fredrickson | 2018-12-11 |
| 10144396 | Vehicle wash control system | David R. Krause, Donald J. Pansier, Daniel J. Mathys | 2018-12-04 |