Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6820290 | Movable bathroom fixtures | Edward Steinfeld, Drew Kelley | 2004-11-23 |
| 6076204 | Modular bathing unit | — | 2000-06-20 |
| 5628457 | Drinking fountain | William Shu Sang Cheung, Jason Billig | 1997-05-13 |
| D378558 | Drinking fountain | Michael Osadciw, Michael F. LaMonica, Matthew C. Guthrie | 1997-03-25 |
| 5458288 | Drinking fountain | Michael Osadciw, Michael F. LaMonica, Matthew C. Guthrie | 1995-10-17 |
| 5325550 | Apparatus for use in transporting a disabled person | Robert C. Dearstyne | 1994-07-05 |