Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10858838 | Debris diversion and removal in a gutter | — | 2020-12-08 |
| 9725860 | Snow clearing device | — | 2017-08-08 |
| 9173351 | Leaves and debris collecting device | — | 2015-11-03 |
| 7571220 | Method and system for managing e-mails | — | 2009-08-04 |
| 7472511 | Insect trap | — | 2009-01-06 |
| 6745429 | Mop with wringing operation | — | 2004-06-08 |
| 6626347 | Fastener retaining device for fastener driver | — | 2003-09-30 |
| 6055678 | Dispenser system in a water tank | — | 2000-05-02 |
| 5807283 | Activity monitor | — | 1998-09-15 |
| 5743076 | Rotary type debris collector | — | 1998-04-28 |
| 5652992 | Rotary sand and debris cleaner | — | 1997-08-05 |
| 5274989 | Rotary rake-type leaf collector | — | 1994-01-04 |
| 5241270 | Electronic compass using hall-effect sensors | — | 1993-08-31 |