Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8430273 | Dispenser unit with improved air supply | — | 2013-04-30 |
| D456609 | Combined container and cap with brush | Stephan Blom | 2002-05-07 |
| D452273 | Pen roller for highlighting, or for applying correction fluid or adhesive material | Stephan Blom, Erwin Boes | 2001-12-18 |
| D447175 | Pen roller for highlighting or for applying correction fluid or adhesive material | Stephan Blom, Erwin Boes | 2001-08-28 |