Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5170561 | Hub attachment for a drive shaft of a cordless grass/weed groomer trimmer | — | 1992-12-15 |
| 5014388 | Battery powered vacuum cleaner | Alfred Schiazza | 1991-05-14 |
| D315085 | Hand-held cordless grass/weed trimmer | — | 1991-03-05 |
| 4987681 | Hand held cordless grass/weed trimmer | — | 1991-01-29 |
| 4748713 | Vacuum cleaner assembly | Leonard Hampton, Samuel E. Hohulin | 1988-06-07 |
| 4392271 | Electric vacuum cleaner with window for viewing belt | — | 1983-07-12 |