Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9623385 | Chemical metering system | David R. Krause, Kenneth R. Smith | 2017-04-18 |
| 7384902 | Metal brightener and surface cleaner | Ronald W. Kubala, Richard Martens | 2008-06-10 |
| 6696399 | Cleaning composition | Richard Martens, Ronald W. Kubala | 2004-02-24 |