Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6369326 | Recessed fixture housing | Graham M. Rippel, Mark Owen Jones, Robert J. Wedekind | 2002-04-09 |
| 6272794 | Recessed fixture frame | Graham M. Rippel, Mark Owen Jones, Robert J. Wedekind | 2001-08-14 |