Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7967884 | Bagless dustcup | Arnold Sepke, Joyce Thomas | 2011-06-28 |
| 6308374 | Air filtering self-propelled upright vacuum cleaner | Vincent Bobrosky, Richard J. Eisenmenger, John A. Huebsch, Christer Kontio, William Reimer +1 more | 2001-10-30 |
| 6085382 | Air filtrating self-propelled upright vacuum cleaner | Vincent Bobrosky, Richard J. Eisenmenger, John A. Huebsch, Christer Kontio, William Reimer +1 more | 2000-07-11 |
| 5390392 | Vacuum cleaner bag cover with enlarged access opening | Joyce Thomas, Michael Oetting | 1995-02-21 |