Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D515319 | Brush | Charles Ashley, Marcel Belt, John E. Studer | 2006-02-21 |
| D510864 | Dispenser for an aerosol can | Matthew Thomas Morris, Ian Corkhill | 2005-10-25 |
| D501606 | Brush | Marcel Belt, John E. Studer | 2005-02-08 |
| D500550 | Lavatory cleaning device | Mathieu Bariou, Ann Bongiorno, Robert Clauson | 2005-01-04 |
| D498057 | Cleaning brush | Charles Ashley, Marcel Belt, Ian Corkhill, John E. Studer | 2004-11-09 |
| D497808 | Dispenser for an aerosol can | Matthew Thomas Morris | 2004-11-02 |
| D493994 | Brush holder | Marcel Belt, John E. Studer | 2004-08-10 |
| D330045 | Combined portable holder for artist's material and display cover therefor | Charles W. Dietterich, Rachel A. Ruocco, Gregory C. Yehl | 1992-10-06 |