Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7186245 | Personal urine management system for human males | Gordon Cheng, Daniel Beane, Richard M. Beane | 2007-03-06 |
| 6569133 | Urine management system for human females | Gordon Cheng | 2003-05-27 |