Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6308374 | Air filtering self-propelled upright vacuum cleaner | Vincent Bobrosky, Richard J. Eisenmenger, John A. Huebsch, Christer Kontio, Joseph Mulcahy +1 more | 2001-10-30 |
| 6085382 | Air filtrating self-propelled upright vacuum cleaner | Vincent Bobrosky, Richard J. Eisenmenger, John A. Huebsch, Christer Kontio, Joseph Mulcahy +1 more | 2000-07-11 |