Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9655798 | Multi-alert lights for hospital bed | Robert M. Zerhusen, Keith R. Kubicek, John D. Christie, Brandon P. Fisk | 2017-05-23 |
| 7138643 | Method and apparatus for separating ions of metallic elements in aqueous solution | Robert E. Lewis, Fu-Min Su, Keith R. Olewine, Peter Holton | 2006-11-21 |