Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6643860 | Bath lifting system | Rainer Kuenzel | 2003-11-11 |
| 6643861 | Bath lifting system | Rainer Kuenzel | 2003-11-11 |
| 6397409 | Bath lifting system | Rainer Kuenzel, John Schubert | 2002-06-04 |
| 5727251 | Headband magnifier | Marnie C. Averitt | 1998-03-17 |
| 5548841 | Headband magnifier | Marnie C. Averitt, Thomas W. Dowling | 1996-08-27 |
| D359060 | Headband magnifier | Marnie C. Averitt | 1995-06-06 |