Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4426751 | Vacuum cleaner nozzle with double brush | — | 1984-01-24 |
| 4422702 | Vacuum cleaner electrical connector | — | 1983-12-27 |
| 4403372 | Vacuum cleaner brush having string guard means | James Keane | 1983-09-13 |
| 4369539 | Powered floor sweeper | — | 1983-01-25 |